74263160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 172108800

約数和(自身を除く): 97845640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 79, 142, 158, 284, 316, 331, 355, 395, 568, 632, 662, 710, 790, 1324, 1420, 1580, 1655, 2648, 2840, 3160, 3310, 5609, 6620, 11218, 13240, 22436, 23501, 26149, 28045, 44872, 47002, 52298, 56090, 94004, 104596, 112180, 117505, 130745, 188008, 209192, 224360, 235010, 261490, 470020, 522980, 940040, 1045960, 1856579, 3713158, 7426316, 9282895, 14852632, 18565790, 37131580, 74263160]

約数ペア:

[(1, 74263160), (2, 37131580), (4, 18565790), (5, 14852632), (8, 9282895), (10, 7426316), (20, 3713158), (40, 1856579), (71, 1045960), (79, 940040), (142, 522980), (158, 470020), (284, 261490), (316, 235010), (331, 224360), (355, 209192), (395, 188008), (568, 130745), (632, 117505), (662, 112180), (710, 104596), (790, 94004), (1324, 56090), (1420, 52298), (1580, 47002), (1655, 44872), (2648, 28045), (2840, 26149), (3160, 23501), (3310, 22436), (5609, 13240), (6620, 11218)]