71624800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:201

約数の個数: 144

約数和(自身を含む): 192925152

約数和(自身を除く): 121300352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 71, 80, 97, 100, 104, 130, 142, 160, 194, 200, 208, 260, 284, 325, 355, 388, 400, 416, 485, 520, 568, 650, 710, 776, 800, 923, 970, 1040, 1136, 1261, 1300, 1420, 1552, 1775, 1846, 1940, 2080, 2272, 2425, 2522, 2600, 2840, 3104, 3550, 3692, 3880, 4615, 4850, 5044, 5200, 5680, 6305, 6887, 7100, 7384, 7760, 9230, 9700, 10088, 10400, 11360, 12610, 13774, 14200, 14768, 15520, 18460, 19400, 20176, 23075, 25220, 27548, 28400, 29536, 31525, 34435, 36920, 38800, 40352, 46150, 50440, 55096, 56800, 63050, 68870, 73840, 77600, 89531, 92300, 100880, 110192, 126100, 137740, 147680, 172175, 179062, 184600, 201760, 220384, 252200, 275480, 344350, 358124, 369200, 447655, 504400, 550960, 688700, 716248, 738400, 895310, 1008800, 1101920, 1377400, 1432496, 1790620, 2238275, 2754800, 2864992, 3581240, 4476550, 5509600, 7162480, 8953100, 14324960, 17906200, 35812400, 71624800]

約数ペア:

[(1, 71624800), (2, 35812400), (4, 17906200), (5, 14324960), (8, 8953100), (10, 7162480), (13, 5509600), (16, 4476550), (20, 3581240), (25, 2864992), (26, 2754800), (32, 2238275), (40, 1790620), (50, 1432496), (52, 1377400), (65, 1101920), (71, 1008800), (80, 895310), (97, 738400), (100, 716248), (104, 688700), (130, 550960), (142, 504400), (160, 447655), (194, 369200), (200, 358124), (208, 344350), (260, 275480), (284, 252200), (325, 220384), (355, 201760), (388, 184600), (400, 179062), (416, 172175), (485, 147680), (520, 137740), (568, 126100), (650, 110192), (710, 100880), (776, 92300), (800, 89531), (923, 77600), (970, 73840), (1040, 68870), (1136, 63050), (1261, 56800), (1300, 55096), (1420, 50440), (1552, 46150), (1775, 40352), (1846, 38800), (1940, 36920), (2080, 34435), (2272, 31525), (2425, 29536), (2522, 28400), (2600, 27548), (2840, 25220), (3104, 23075), (3550, 20176), (3692, 19400), (3880, 18460), (4615, 15520), (4850, 14768), (5044, 14200), (5200, 13774), (5680, 12610), (6305, 11360), (6887, 10400), (7100, 10088), (7384, 9700), (7760, 9230)]