170665540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3877}}^1$

素因数の和:3988

約数の個数: 48

約数和(自身を含む): 375266304

約数和(自身を除く): 204600764

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1420, 2201, 3877, 4402, 7754, 8804, 11005, 15508, 19385, 22010, 38770, 44020, 77540, 120187, 240374, 275267, 480748, 550534, 600935, 1101068, 1201870, 1376335, 2403740, 2752670, 5505340, 8533277, 17066554, 34133108, 42666385, 85332770, 170665540]

約数ペア:

[(1, 170665540), (2, 85332770), (4, 42666385), (5, 34133108), (10, 17066554), (20, 8533277), (31, 5505340), (62, 2752670), (71, 2403740), (124, 1376335), (142, 1201870), (155, 1101068), (284, 600935), (310, 550534), (355, 480748), (620, 275267), (710, 240374), (1420, 120187), (2201, 77540), (3877, 44020), (4402, 38770), (7754, 22010), (8804, 19385), (11005, 15508)]