25105600

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 168

約数和(自身を含む): 71432928

約数和(自身を除く): 46327328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 32, 34, 40, 50, 52, 64, 65, 68, 71, 80, 85, 100, 104, 130, 136, 142, 160, 170, 200, 208, 221, 260, 272, 284, 320, 325, 340, 355, 400, 416, 425, 442, 520, 544, 568, 650, 680, 710, 800, 832, 850, 884, 923, 1040, 1088, 1105, 1136, 1207, 1300, 1360, 1420, 1600, 1700, 1768, 1775, 1846, 2080, 2210, 2272, 2414, 2600, 2720, 2840, 3400, 3536, 3550, 3692, 4160, 4420, 4544, 4615, 4828, 5200, 5440, 5525, 5680, 6035, 6800, 7072, 7100, 7384, 8840, 9230, 9656, 10400, 11050, 11360, 12070, 13600, 14144, 14200, 14768, 15691, 17680, 18460, 19312, 20800, 22100, 22720, 23075, 24140, 27200, 28400, 29536, 30175, 31382, 35360, 36920, 38624, 44200, 46150, 48280, 56800, 59072, 60350, 62764, 70720, 73840, 77248, 78455, 88400, 92300, 96560, 113600, 120700, 125528, 147680, 156910, 176800, 184600, 193120, 241400, 251056, 295360, 313820, 353600, 369200, 386240, 392275, 482800, 502112, 627640, 738400, 784550, 965600, 1004224, 1255280, 1476800, 1569100, 1931200, 2510560, 3138200, 5021120, 6276400, 12552800, 25105600]

約数ペア:

[(1, 25105600), (2, 12552800), (4, 6276400), (5, 5021120), (8, 3138200), (10, 2510560), (13, 1931200), (16, 1569100), (17, 1476800), (20, 1255280), (25, 1004224), (26, 965600), (32, 784550), (34, 738400), (40, 627640), (50, 502112), (52, 482800), (64, 392275), (65, 386240), (68, 369200), (71, 353600), (80, 313820), (85, 295360), (100, 251056), (104, 241400), (130, 193120), (136, 184600), (142, 176800), (160, 156910), (170, 147680), (200, 125528), (208, 120700), (221, 113600), (260, 96560), (272, 92300), (284, 88400), (320, 78455), (325, 77248), (340, 73840), (355, 70720), (400, 62764), (416, 60350), (425, 59072), (442, 56800), (520, 48280), (544, 46150), (568, 44200), (650, 38624), (680, 36920), (710, 35360), (800, 31382), (832, 30175), (850, 29536), (884, 28400), (923, 27200), (1040, 24140), (1088, 23075), (1105, 22720), (1136, 22100), (1207, 20800), (1300, 19312), (1360, 18460), (1420, 17680), (1600, 15691), (1700, 14768), (1768, 14200), (1775, 14144), (1846, 13600), (2080, 12070), (2210, 11360), (2272, 11050), (2414, 10400), (2600, 9656), (2720, 9230), (2840, 8840), (3400, 7384), (3536, 7100), (3550, 7072), (3692, 6800), (4160, 6035), (4420, 5680), (4544, 5525), (4615, 5440), (4828, 5200)]