104640640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12577}}^1$

素因数の和:12609

約数の個数: 64

約数和(自身を含む): 269420760

約数和(自身を除く): 164780120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 12577, 25154, 50308, 62885, 100616, 125770, 163501, 201232, 251540, 327002, 402464, 503080, 654004, 804928, 817505, 1006160, 1308008, 1609856, 1635010, 2012320, 2616016, 3270020, 4024640, 5232032, 6540040, 8049280, 10464064, 13080080, 20928128, 26160160, 52320320, 104640640]

約数ペア:

[(1, 104640640), (2, 52320320), (4, 26160160), (5, 20928128), (8, 13080080), (10, 10464064), (13, 8049280), (16, 6540040), (20, 5232032), (26, 4024640), (32, 3270020), (40, 2616016), (52, 2012320), (64, 1635010), (65, 1609856), (80, 1308008), (104, 1006160), (128, 817505), (130, 804928), (160, 654004), (208, 503080), (260, 402464), (320, 327002), (416, 251540), (520, 201232), (640, 163501), (832, 125770), (1040, 100616), (1664, 62885), (2080, 50308), (4160, 25154), (8320, 12577)]