81876688

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{821}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 166346496

約数和(自身を除く): 84469808

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 271, 368, 542, 821, 1084, 1642, 2168, 3284, 4336, 6233, 6568, 12466, 13136, 18883, 24932, 37766, 49864, 75532, 99728, 151064, 222491, 302128, 444982, 889964, 1779928, 3559856, 5117293, 10234586, 20469172, 40938344, 81876688]

約数ペア:

[(1, 81876688), (2, 40938344), (4, 20469172), (8, 10234586), (16, 5117293), (23, 3559856), (46, 1779928), (92, 889964), (184, 444982), (271, 302128), (368, 222491), (542, 151064), (821, 99728), (1084, 75532), (1642, 49864), (2168, 37766), (3284, 24932), (4336, 18883), (6233, 13136), (6568, 12466)]