25298000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:182

約数の個数: 160

約数和(自身を含む): 75828480

約数和(自身を除く): 50530480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 125, 130, 139, 140, 175, 182, 200, 208, 250, 260, 278, 280, 325, 350, 364, 400, 455, 500, 520, 556, 560, 650, 695, 700, 728, 875, 910, 973, 1000, 1040, 1112, 1300, 1390, 1400, 1456, 1625, 1750, 1807, 1820, 1946, 2000, 2224, 2275, 2600, 2780, 2800, 3250, 3475, 3500, 3614, 3640, 3892, 4550, 4865, 5200, 5560, 6500, 6950, 7000, 7228, 7280, 7784, 9035, 9100, 9730, 11120, 11375, 12649, 13000, 13900, 14000, 14456, 15568, 17375, 18070, 18200, 19460, 22750, 24325, 25298, 26000, 27800, 28912, 34750, 36140, 36400, 38920, 45175, 45500, 48650, 50596, 55600, 63245, 69500, 72280, 77840, 90350, 91000, 97300, 101192, 121625, 126490, 139000, 144560, 180700, 182000, 194600, 202384, 225875, 243250, 252980, 278000, 316225, 361400, 389200, 451750, 486500, 505960, 632450, 722800, 903500, 973000, 1011920, 1264900, 1581125, 1807000, 1946000, 2529800, 3162250, 3614000, 5059600, 6324500, 12649000, 25298000]

約数ペア:

[(1, 25298000), (2, 12649000), (4, 6324500), (5, 5059600), (7, 3614000), (8, 3162250), (10, 2529800), (13, 1946000), (14, 1807000), (16, 1581125), (20, 1264900), (25, 1011920), (26, 973000), (28, 903500), (35, 722800), (40, 632450), (50, 505960), (52, 486500), (56, 451750), (65, 389200), (70, 361400), (80, 316225), (91, 278000), (100, 252980), (104, 243250), (112, 225875), (125, 202384), (130, 194600), (139, 182000), (140, 180700), (175, 144560), (182, 139000), (200, 126490), (208, 121625), (250, 101192), (260, 97300), (278, 91000), (280, 90350), (325, 77840), (350, 72280), (364, 69500), (400, 63245), (455, 55600), (500, 50596), (520, 48650), (556, 45500), (560, 45175), (650, 38920), (695, 36400), (700, 36140), (728, 34750), (875, 28912), (910, 27800), (973, 26000), (1000, 25298), (1040, 24325), (1112, 22750), (1300, 19460), (1390, 18200), (1400, 18070), (1456, 17375), (1625, 15568), (1750, 14456), (1807, 14000), (1820, 13900), (1946, 13000), (2000, 12649), (2224, 11375), (2275, 11120), (2600, 9730), (2780, 9100), (2800, 9035), (3250, 7784), (3475, 7280), (3500, 7228), (3614, 7000), (3640, 6950), (3892, 6500), (4550, 5560), (4865, 5200)]