61720664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{827}}^1$

素因数の和:1343

約数の個数: 32

約数和(自身を含む): 122212800

約数和(自身を除く): 60492136

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 491, 827, 982, 1654, 1964, 3308, 3928, 6616, 9329, 15713, 18658, 31426, 37316, 62852, 74632, 125704, 406057, 812114, 1624228, 3248456, 7715083, 15430166, 30860332, 61720664]

約数ペア:

[(1, 61720664), (2, 30860332), (4, 15430166), (8, 7715083), (19, 3248456), (38, 1624228), (76, 812114), (152, 406057), (491, 125704), (827, 74632), (982, 62852), (1654, 37316), (1964, 31426), (3308, 18658), (3928, 15713), (6616, 9329)]