89387375

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 143410176

約数和(自身を除く): 54022801

約数列:

[1, 5, 7, 11, 25, 35, 37, 55, 77, 125, 175, 185, 251, 259, 275, 385, 407, 875, 925, 1255, 1295, 1375, 1757, 1925, 2035, 2761, 2849, 4625, 6275, 6475, 8785, 9287, 9625, 10175, 13805, 14245, 19327, 31375, 32375, 43925, 46435, 50875, 65009, 69025, 71225, 96635, 102157, 219625, 232175, 325045, 345125, 356125, 483175, 510785, 715099, 1160875, 1625225, 2415875, 2553925, 3575495, 8126125, 12769625, 17877475, 89387375]

約数ペア:

[(1, 89387375), (5, 17877475), (7, 12769625), (11, 8126125), (25, 3575495), (35, 2553925), (37, 2415875), (55, 1625225), (77, 1160875), (125, 715099), (175, 510785), (185, 483175), (251, 356125), (259, 345125), (275, 325045), (385, 232175), (407, 219625), (875, 102157), (925, 96635), (1255, 71225), (1295, 69025), (1375, 65009), (1757, 50875), (1925, 46435), (2035, 43925), (2761, 32375), (2849, 31375), (4625, 19327), (6275, 14245), (6475, 13805), (8785, 10175), (9287, 9625)]