84917960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 197935920

約数和(自身を除く): 113017960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 181, 185, 296, 317, 362, 370, 634, 724, 740, 905, 1268, 1448, 1480, 1585, 1810, 2536, 3170, 3620, 6340, 6697, 7240, 11729, 12680, 13394, 23458, 26788, 33485, 46916, 53576, 57377, 58645, 66970, 93832, 114754, 117290, 133940, 229508, 234580, 267880, 286885, 459016, 469160, 573770, 1147540, 2122949, 2295080, 4245898, 8491796, 10614745, 16983592, 21229490, 42458980, 84917960]

約数ペア:

[(1, 84917960), (2, 42458980), (4, 21229490), (5, 16983592), (8, 10614745), (10, 8491796), (20, 4245898), (37, 2295080), (40, 2122949), (74, 1147540), (148, 573770), (181, 469160), (185, 459016), (296, 286885), (317, 267880), (362, 234580), (370, 229508), (634, 133940), (724, 117290), (740, 114754), (905, 93832), (1268, 66970), (1448, 58645), (1480, 57377), (1585, 53576), (1810, 46916), (2536, 33485), (3170, 26788), (3620, 23458), (6340, 13394), (6697, 12680), (7240, 11729)]