71890000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 200

約数和(自身を含む): 216930560

約数和(自身を除く): 145040560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 79, 80, 91, 100, 104, 112, 125, 130, 140, 158, 175, 182, 200, 208, 250, 260, 280, 316, 325, 350, 364, 395, 400, 455, 500, 520, 553, 560, 625, 632, 650, 700, 728, 790, 875, 910, 1000, 1027, 1040, 1106, 1250, 1264, 1300, 1400, 1456, 1580, 1625, 1750, 1820, 1975, 2000, 2054, 2212, 2275, 2500, 2600, 2765, 2800, 3160, 3250, 3500, 3640, 3950, 4108, 4375, 4424, 4550, 5000, 5135, 5200, 5530, 6320, 6500, 7000, 7189, 7280, 7900, 8125, 8216, 8750, 8848, 9100, 9875, 10000, 10270, 11060, 11375, 13000, 13825, 14000, 14378, 15800, 16250, 16432, 17500, 18200, 19750, 20540, 22120, 22750, 25675, 26000, 27650, 28756, 31600, 32500, 35000, 35945, 36400, 39500, 41080, 44240, 45500, 49375, 51350, 55300, 56875, 57512, 65000, 69125, 70000, 71890, 79000, 82160, 91000, 98750, 102700, 110600, 113750, 115024, 128375, 130000, 138250, 143780, 158000, 179725, 182000, 197500, 205400, 221200, 227500, 256750, 276500, 287560, 345625, 359450, 395000, 410800, 455000, 513500, 553000, 575120, 641875, 691250, 718900, 790000, 898625, 910000, 1027000, 1106000, 1283750, 1382500, 1437800, 1797250, 2054000, 2567500, 2765000, 2875600, 3594500, 4493125, 5135000, 5530000, 7189000, 8986250, 10270000, 14378000, 17972500, 35945000, 71890000]

約数ペア:

[(1, 71890000), (2, 35945000), (4, 17972500), (5, 14378000), (7, 10270000), (8, 8986250), (10, 7189000), (13, 5530000), (14, 5135000), (16, 4493125), (20, 3594500), (25, 2875600), (26, 2765000), (28, 2567500), (35, 2054000), (40, 1797250), (50, 1437800), (52, 1382500), (56, 1283750), (65, 1106000), (70, 1027000), (79, 910000), (80, 898625), (91, 790000), (100, 718900), (104, 691250), (112, 641875), (125, 575120), (130, 553000), (140, 513500), (158, 455000), (175, 410800), (182, 395000), (200, 359450), (208, 345625), (250, 287560), (260, 276500), (280, 256750), (316, 227500), (325, 221200), (350, 205400), (364, 197500), (395, 182000), (400, 179725), (455, 158000), (500, 143780), (520, 138250), (553, 130000), (560, 128375), (625, 115024), (632, 113750), (650, 110600), (700, 102700), (728, 98750), (790, 91000), (875, 82160), (910, 79000), (1000, 71890), (1027, 70000), (1040, 69125), (1106, 65000), (1250, 57512), (1264, 56875), (1300, 55300), (1400, 51350), (1456, 49375), (1580, 45500), (1625, 44240), (1750, 41080), (1820, 39500), (1975, 36400), (2000, 35945), (2054, 35000), (2212, 32500), (2275, 31600), (2500, 28756), (2600, 27650), (2765, 26000), (2800, 25675), (3160, 22750), (3250, 22120), (3500, 20540), (3640, 19750), (3950, 18200), (4108, 17500), (4375, 16432), (4424, 16250), (4550, 15800), (5000, 14378), (5135, 14000), (5200, 13825), (5530, 13000), (6320, 11375), (6500, 11060), (7000, 10270), (7189, 10000), (7280, 9875), (7900, 9100), (8125, 8848), (8216, 8750)]