128417624

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{2063}}^1$

素因数の和:2351

約数の個数: 32

約数和(自身を含む): 249661440

約数和(自身を除く): 121243816

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 251, 502, 1004, 2008, 2063, 4126, 7781, 8252, 15562, 16504, 31124, 62248, 63953, 127906, 255812, 511624, 517813, 1035626, 2071252, 4142504, 16052203, 32104406, 64208812, 128417624]

約数ペア:

[(1, 128417624), (2, 64208812), (4, 32104406), (8, 16052203), (31, 4142504), (62, 2071252), (124, 1035626), (248, 517813), (251, 511624), (502, 255812), (1004, 127906), (2008, 63953), (2063, 62248), (4126, 31124), (7781, 16504), (8252, 15562)]