20133531275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{244859}}^1$

素因数の和:244916

約数の個数: 48

約数和(自身を含む): 30605541120

約数和(自身を除く): 10472009845

約数列:

[1, 5, 11, 13, 23, 25, 55, 65, 115, 143, 253, 275, 299, 325, 575, 715, 1265, 1495, 3289, 3575, 6325, 7475, 16445, 82225, 244859, 1224295, 2693449, 3183167, 5631757, 6121475, 13467245, 15915835, 28158785, 35014837, 61949327, 67336225, 73212841, 79579175, 140793925, 175074185, 309746635, 366064205, 805341251, 875370925, 1548733175, 1830321025, 4026706255, 20133531275]

約数ペア:

[(1, 20133531275), (5, 4026706255), (11, 1830321025), (13, 1548733175), (23, 875370925), (25, 805341251), (55, 366064205), (65, 309746635), (115, 175074185), (143, 140793925), (253, 79579175), (275, 73212841), (299, 67336225), (325, 61949327), (575, 35014837), (715, 28158785), (1265, 15915835), (1495, 13467245), (3289, 6121475), (3575, 5631757), (6325, 3183167), (7475, 2693449), (16445, 1224295), (82225, 244859)]