71687872

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1637

約数の個数: 56

約数和(自身を含む): 153326592

約数和(自身を除く): 81638720

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 184, 248, 368, 496, 713, 736, 992, 1426, 1472, 1571, 1984, 2852, 3142, 5704, 6284, 11408, 12568, 22816, 25136, 36133, 45632, 48701, 50272, 72266, 97402, 100544, 144532, 194804, 289064, 389608, 578128, 779216, 1120123, 1156256, 1558432, 2240246, 2312512, 3116864, 4480492, 8960984, 17921968, 35843936, 71687872]

約数ペア:

[(1, 71687872), (2, 35843936), (4, 17921968), (8, 8960984), (16, 4480492), (23, 3116864), (31, 2312512), (32, 2240246), (46, 1558432), (62, 1156256), (64, 1120123), (92, 779216), (124, 578128), (184, 389608), (248, 289064), (368, 194804), (496, 144532), (713, 100544), (736, 97402), (992, 72266), (1426, 50272), (1472, 48701), (1571, 45632), (1984, 36133), (2852, 25136), (3142, 22816), (5704, 12568), (6284, 11408)]