38370800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:235

約数の個数: 120

約数和(自身を含む): 102035136

約数和(自身を除く): 63664336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 47, 50, 52, 65, 80, 94, 100, 104, 130, 157, 188, 200, 208, 235, 260, 314, 325, 376, 400, 470, 520, 611, 628, 650, 752, 785, 940, 1040, 1175, 1222, 1256, 1300, 1570, 1880, 2041, 2350, 2444, 2512, 2600, 3055, 3140, 3760, 3925, 4082, 4700, 4888, 5200, 6110, 6280, 7379, 7850, 8164, 9400, 9776, 10205, 12220, 12560, 14758, 15275, 15700, 16328, 18800, 20410, 24440, 29516, 30550, 31400, 32656, 36895, 40820, 48880, 51025, 59032, 61100, 62800, 73790, 81640, 95927, 102050, 118064, 122200, 147580, 163280, 184475, 191854, 204100, 244400, 295160, 368950, 383708, 408200, 479635, 590320, 737900, 767416, 816400, 959270, 1475800, 1534832, 1918540, 2398175, 2951600, 3837080, 4796350, 7674160, 9592700, 19185400, 38370800]

約数ペア:

[(1, 38370800), (2, 19185400), (4, 9592700), (5, 7674160), (8, 4796350), (10, 3837080), (13, 2951600), (16, 2398175), (20, 1918540), (25, 1534832), (26, 1475800), (40, 959270), (47, 816400), (50, 767416), (52, 737900), (65, 590320), (80, 479635), (94, 408200), (100, 383708), (104, 368950), (130, 295160), (157, 244400), (188, 204100), (200, 191854), (208, 184475), (235, 163280), (260, 147580), (314, 122200), (325, 118064), (376, 102050), (400, 95927), (470, 81640), (520, 73790), (611, 62800), (628, 61100), (650, 59032), (752, 51025), (785, 48880), (940, 40820), (1040, 36895), (1175, 32656), (1222, 31400), (1256, 30550), (1300, 29516), (1570, 24440), (1880, 20410), (2041, 18800), (2350, 16328), (2444, 15700), (2512, 15275), (2600, 14758), (3055, 12560), (3140, 12220), (3760, 10205), (3925, 9776), (4082, 9400), (4700, 8164), (4888, 7850), (5200, 7379), (6110, 6280)]