90405250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{27817}}^1$

素因数の和:27847

約数の個数: 32

約数和(自身を含む): 182263536

約数和(自身を除く): 91858286

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 27817, 55634, 139085, 278170, 361621, 695425, 723242, 1390850, 1808105, 3477125, 3616210, 6954250, 9040525, 18081050, 45202625, 90405250]

約数ペア:

[(1, 90405250), (2, 45202625), (5, 18081050), (10, 9040525), (13, 6954250), (25, 3616210), (26, 3477125), (50, 1808105), (65, 1390850), (125, 723242), (130, 695425), (250, 361621), (325, 278170), (650, 139085), (1625, 55634), (3250, 27817)]