85896980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8929}}^1$

素因数の和:8988

約数の個数: 48

約数和(自身を含む): 199531920

約数和(自身を除く): 113634940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 8929, 9620, 17858, 35716, 44645, 89290, 116077, 178580, 232154, 330373, 464308, 580385, 660746, 1160770, 1321492, 1651865, 2321540, 3303730, 4294849, 6607460, 8589698, 17179396, 21474245, 42948490, 85896980]

約数ペア:

[(1, 85896980), (2, 42948490), (4, 21474245), (5, 17179396), (10, 8589698), (13, 6607460), (20, 4294849), (26, 3303730), (37, 2321540), (52, 1651865), (65, 1321492), (74, 1160770), (130, 660746), (148, 580385), (185, 464308), (260, 330373), (370, 232154), (481, 178580), (740, 116077), (962, 89290), (1924, 44645), (2405, 35716), (4810, 17858), (8929, 9620)]