201990021125

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{773}}^1\times {\mathrm{29443}}^1$

素因数の和:30302

約数の個数: 32

約数和(自身を含む): 255973416192

約数和(自身を除く): 53983395067

約数列:

[1, 5, 25, 71, 125, 355, 773, 1775, 3865, 8875, 19325, 29443, 54883, 96625, 147215, 274415, 736075, 1372075, 2090453, 3680375, 6860375, 10452265, 22759439, 52261325, 113797195, 261306625, 568985975, 1615920169, 2844929875, 8079600845, 40398004225, 201990021125]

約数ペア:

[(1, 201990021125), (5, 40398004225), (25, 8079600845), (71, 2844929875), (125, 1615920169), (355, 568985975), (773, 261306625), (1775, 113797195), (3865, 52261325), (8875, 22759439), (19325, 10452265), (29443, 6860375), (54883, 3680375), (96625, 2090453), (147215, 1372075), (274415, 736075)]