72257725

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 91869120

約数和(自身を除く): 19611395

約数列:

[1, 5, 25, 83, 97, 359, 415, 485, 1795, 2075, 2425, 8051, 8975, 29797, 34823, 40255, 148985, 174115, 201275, 744925, 870575, 2890309, 14451545, 72257725]

約数ペア:

[(1, 72257725), (5, 14451545), (25, 2890309), (83, 870575), (97, 744925), (359, 201275), (415, 174115), (485, 148985), (1795, 40255), (2075, 34823), (2425, 29797), (8051, 8975)]