71910425

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:350

約数の個数: 36

約数和(自身を含む): 97644420

約数和(自身を除く): 25733995

約数列:

[1, 5, 17, 25, 37, 85, 185, 269, 289, 425, 629, 925, 1345, 1445, 3145, 4573, 6725, 7225, 9953, 10693, 15725, 22865, 49765, 53465, 77741, 114325, 169201, 248825, 267325, 388705, 846005, 1943525, 2876417, 4230025, 14382085, 71910425]

約数ペア:

[(1, 71910425), (5, 14382085), (17, 4230025), (25, 2876417), (37, 1943525), (85, 846005), (185, 388705), (269, 267325), (289, 248825), (425, 169201), (629, 114325), (925, 77741), (1345, 53465), (1445, 49765), (3145, 22865), (4573, 15725), (6725, 10693), (7225, 9953)]