77924080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2417}}^1$

素因数の和:2474

約数の個数: 80

約数和(自身を含む): 201487104

約数和(自身を除く): 123563024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2417, 2480, 3224, 4030, 4834, 6448, 8060, 9668, 12085, 16120, 19336, 24170, 31421, 32240, 38672, 48340, 62842, 74927, 96680, 125684, 149854, 157105, 193360, 251368, 299708, 314210, 374635, 502736, 599416, 628420, 749270, 974051, 1198832, 1256840, 1498540, 1948102, 2513680, 2997080, 3896204, 4870255, 5994160, 7792408, 9740510, 15584816, 19481020, 38962040, 77924080]

約数ペア:

[(1, 77924080), (2, 38962040), (4, 19481020), (5, 15584816), (8, 9740510), (10, 7792408), (13, 5994160), (16, 4870255), (20, 3896204), (26, 2997080), (31, 2513680), (40, 1948102), (52, 1498540), (62, 1256840), (65, 1198832), (80, 974051), (104, 749270), (124, 628420), (130, 599416), (155, 502736), (208, 374635), (248, 314210), (260, 299708), (310, 251368), (403, 193360), (496, 157105), (520, 149854), (620, 125684), (806, 96680), (1040, 74927), (1240, 62842), (1612, 48340), (2015, 38672), (2417, 32240), (2480, 31421), (3224, 24170), (4030, 19336), (4834, 16120), (6448, 12085), (8060, 9668)]