131975425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3517}}^1$

素因数の和:3625

約数の個数: 24

約数和(自身を含む): 174492800

約数和(自身を除く): 42517375

約数列:

[1, 5, 19, 25, 79, 95, 395, 475, 1501, 1975, 3517, 7505, 17585, 37525, 66823, 87925, 277843, 334115, 1389215, 1670575, 5279017, 6946075, 26395085, 131975425]

約数ペア:

[(1, 131975425), (5, 26395085), (19, 6946075), (25, 5279017), (79, 1670575), (95, 1389215), (395, 334115), (475, 277843), (1501, 87925), (1975, 66823), (3517, 37525), (7505, 17585)]