65832280

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 152409600

約数和(自身を除く): 86577320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 83, 158, 166, 251, 316, 332, 395, 415, 502, 632, 664, 790, 830, 1004, 1255, 1580, 1660, 2008, 2510, 3160, 3320, 5020, 6557, 10040, 13114, 19829, 20833, 26228, 32785, 39658, 41666, 52456, 65570, 79316, 83332, 99145, 104165, 131140, 158632, 166664, 198290, 208330, 262280, 396580, 416660, 793160, 833320, 1645807, 3291614, 6583228, 8229035, 13166456, 16458070, 32916140, 65832280]

約数ペア:

[(1, 65832280), (2, 32916140), (4, 16458070), (5, 13166456), (8, 8229035), (10, 6583228), (20, 3291614), (40, 1645807), (79, 833320), (83, 793160), (158, 416660), (166, 396580), (251, 262280), (316, 208330), (332, 198290), (395, 166664), (415, 158632), (502, 131140), (632, 104165), (664, 99145), (790, 83332), (830, 79316), (1004, 65570), (1255, 52456), (1580, 41666), (1660, 39658), (2008, 32785), (2510, 26228), (3160, 20833), (3320, 19829), (5020, 13114), (6557, 10040)]