80958590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 161828928

約数和(自身を除く): 80870338

約数列:

[1, 2, 5, 10, 17, 34, 37, 61, 74, 85, 122, 170, 185, 211, 305, 370, 422, 610, 629, 1037, 1055, 1258, 2074, 2110, 2257, 3145, 3587, 4514, 5185, 6290, 7174, 7807, 10370, 11285, 12871, 15614, 17935, 22570, 25742, 35870, 38369, 39035, 64355, 76738, 78070, 128710, 132719, 191845, 218807, 265438, 383690, 437614, 476227, 663595, 952454, 1094035, 1327190, 2188070, 2381135, 4762270, 8095859, 16191718, 40479295, 80958590]

約数ペア:

[(1, 80958590), (2, 40479295), (5, 16191718), (10, 8095859), (17, 4762270), (34, 2381135), (37, 2188070), (61, 1327190), (74, 1094035), (85, 952454), (122, 663595), (170, 476227), (185, 437614), (211, 383690), (305, 265438), (370, 218807), (422, 191845), (610, 132719), (629, 128710), (1037, 78070), (1055, 76738), (1258, 64355), (2074, 39035), (2110, 38369), (2257, 35870), (3145, 25742), (3587, 22570), (4514, 17935), (5185, 15614), (6290, 12871), (7174, 11285), (7807, 10370)]