81573525

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1433}}^1$

素因数の和:1483

約数の個数: 72

約数和(自身を含む): 166435776

約数和(自身を除く): 84862251

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 165, 207, 225, 253, 275, 345, 495, 575, 759, 825, 1035, 1265, 1433, 1725, 2277, 2475, 3795, 4299, 5175, 6325, 7165, 11385, 12897, 15763, 18975, 21495, 32959, 35825, 47289, 56925, 64485, 78815, 98877, 107475, 141867, 164795, 236445, 296631, 322425, 362549, 394075, 494385, 709335, 823975, 1087647, 1182225, 1483155, 1812745, 2471925, 3262941, 3546675, 5438235, 7415775, 9063725, 16314705, 27191175, 81573525]

約数ペア:

[(1, 81573525), (3, 27191175), (5, 16314705), (9, 9063725), (11, 7415775), (15, 5438235), (23, 3546675), (25, 3262941), (33, 2471925), (45, 1812745), (55, 1483155), (69, 1182225), (75, 1087647), (99, 823975), (115, 709335), (165, 494385), (207, 394075), (225, 362549), (253, 322425), (275, 296631), (345, 236445), (495, 164795), (575, 141867), (759, 107475), (825, 98877), (1035, 78815), (1265, 64485), (1433, 56925), (1725, 47289), (2277, 35825), (2475, 32959), (3795, 21495), (4299, 18975), (5175, 15763), (6325, 12897), (7165, 11385)]