310080100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2791}}^1$

素因数の和:2917

約数の個数: 72

約数和(自身を含む): 741577536

約数和(自身を除く): 431497436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 101, 110, 202, 220, 275, 404, 505, 550, 1010, 1100, 1111, 2020, 2222, 2525, 2791, 4444, 5050, 5555, 5582, 10100, 11110, 11164, 13955, 22220, 27775, 27910, 30701, 55550, 55820, 61402, 69775, 111100, 122804, 139550, 153505, 279100, 281891, 307010, 563782, 614020, 767525, 1127564, 1409455, 1535050, 2818910, 3070100, 3100801, 5637820, 6201602, 7047275, 12403204, 14094550, 15504005, 28189100, 31008010, 62016020, 77520025, 155040050, 310080100]

約数ペア:

[(1, 310080100), (2, 155040050), (4, 77520025), (5, 62016020), (10, 31008010), (11, 28189100), (20, 15504005), (22, 14094550), (25, 12403204), (44, 7047275), (50, 6201602), (55, 5637820), (100, 3100801), (101, 3070100), (110, 2818910), (202, 1535050), (220, 1409455), (275, 1127564), (404, 767525), (505, 614020), (550, 563782), (1010, 307010), (1100, 281891), (1111, 279100), (2020, 153505), (2222, 139550), (2525, 122804), (2791, 111100), (4444, 69775), (5050, 61402), (5555, 55820), (5582, 55550), (10100, 30701), (11110, 27910), (11164, 27775), (13955, 22220)]