1551177640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{13267}}^1$

素因数の和:13394

約数の個数: 64

約数和(自身を含む): 3630124800

約数和(自身を除く): 2078947160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 79, 148, 158, 185, 296, 316, 370, 395, 632, 740, 790, 1480, 1580, 2923, 3160, 5846, 11692, 13267, 14615, 23384, 26534, 29230, 53068, 58460, 66335, 106136, 116920, 132670, 265340, 490879, 530680, 981758, 1048093, 1963516, 2096186, 2454395, 3927032, 4192372, 4908790, 5240465, 8384744, 9817580, 10480930, 19635160, 20961860, 38779441, 41923720, 77558882, 155117764, 193897205, 310235528, 387794410, 775588820, 1551177640]

約数ペア:

[(1, 1551177640), (2, 775588820), (4, 387794410), (5, 310235528), (8, 193897205), (10, 155117764), (20, 77558882), (37, 41923720), (40, 38779441), (74, 20961860), (79, 19635160), (148, 10480930), (158, 9817580), (185, 8384744), (296, 5240465), (316, 4908790), (370, 4192372), (395, 3927032), (632, 2454395), (740, 2096186), (790, 1963516), (1480, 1048093), (1580, 981758), (2923, 530680), (3160, 490879), (5846, 265340), (11692, 132670), (13267, 116920), (14615, 106136), (23384, 66335), (26534, 58460), (29230, 53068)]