89989725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 177095808

約数和(自身を除く): 87106083

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 49, 75, 105, 141, 147, 175, 235, 245, 329, 521, 525, 705, 735, 987, 1175, 1225, 1563, 1645, 2303, 2605, 3525, 3647, 3675, 4935, 6909, 7815, 8225, 10941, 11515, 13025, 18235, 24487, 24675, 25529, 34545, 39075, 54705, 57575, 73461, 76587, 91175, 122435, 127645, 171409, 172725, 273525, 367305, 382935, 514227, 612175, 638225, 857045, 1199863, 1836525, 1914675, 2571135, 3599589, 4285225, 5999315, 12855675, 17997945, 29996575, 89989725]

約数ペア:

[(1, 89989725), (3, 29996575), (5, 17997945), (7, 12855675), (15, 5999315), (21, 4285225), (25, 3599589), (35, 2571135), (47, 1914675), (49, 1836525), (75, 1199863), (105, 857045), (141, 638225), (147, 612175), (175, 514227), (235, 382935), (245, 367305), (329, 273525), (521, 172725), (525, 171409), (705, 127645), (735, 122435), (987, 91175), (1175, 76587), (1225, 73461), (1563, 57575), (1645, 54705), (2303, 39075), (2605, 34545), (3525, 25529), (3647, 24675), (3675, 24487), (4935, 18235), (6909, 13025), (7815, 11515), (8225, 10941)]