128824160

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{7817}}^1$

素因数の和:7935

約数の個数: 48

約数和(自身を含む): 307341216

約数和(自身を除く): 178517056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 2060, 3296, 4120, 7817, 8240, 15634, 16480, 31268, 39085, 62536, 78170, 125072, 156340, 250144, 312680, 625360, 805151, 1250720, 1610302, 3220604, 4025755, 6441208, 8051510, 12882416, 16103020, 25764832, 32206040, 64412080, 128824160]

約数ペア:

[(1, 128824160), (2, 64412080), (4, 32206040), (5, 25764832), (8, 16103020), (10, 12882416), (16, 8051510), (20, 6441208), (32, 4025755), (40, 3220604), (80, 1610302), (103, 1250720), (160, 805151), (206, 625360), (412, 312680), (515, 250144), (824, 156340), (1030, 125072), (1648, 78170), (2060, 62536), (3296, 39085), (4120, 31268), (7817, 16480), (8240, 15634)]