197400125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 266832384

約数和(自身を除く): 69432259

約数列:

[1, 5, 13, 25, 65, 125, 325, 331, 367, 1625, 1655, 1835, 4303, 4771, 8275, 9175, 21515, 23855, 41375, 45875, 107575, 119275, 121477, 537875, 596375, 607385, 1579201, 3036925, 7896005, 15184625, 39480025, 197400125]

約数ペア:

[(1, 197400125), (5, 39480025), (13, 15184625), (25, 7896005), (65, 3036925), (125, 1579201), (325, 607385), (331, 596375), (367, 537875), (1625, 121477), (1655, 119275), (1835, 107575), (4303, 45875), (4771, 41375), (8275, 23855), (9175, 21515)]