72617934160

素因数分解:

$2^4\times 5^1\times {\mathrm{2153}}^1\times {\mathrm{421609}}^1$

素因数の和:423775

約数の個数: 40

約数和(自身を含む): 168915516840

約数和(自身を除く): 96297582680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2153, 4306, 8612, 10765, 17224, 21530, 34448, 43060, 86120, 172240, 421609, 843218, 1686436, 2108045, 3372872, 4216090, 6745744, 8432180, 16864360, 33728720, 907724177, 1815448354, 3630896708, 4538620885, 7261793416, 9077241770, 14523586832, 18154483540, 36308967080, 72617934160]

約数ペア:

[(1, 72617934160), (2, 36308967080), (4, 18154483540), (5, 14523586832), (8, 9077241770), (10, 7261793416), (16, 4538620885), (20, 3630896708), (40, 1815448354), (80, 907724177), (2153, 33728720), (4306, 16864360), (8612, 8432180), (10765, 6745744), (17224, 4216090), (21530, 3372872), (34448, 2108045), (43060, 1686436), (86120, 843218), (172240, 421609)]