185657900

素因数分解:

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

素因数の和:495

約数の個数: 72

約数和(自身を含む): 414973440

約数和(自身を除く): 229315540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 79, 100, 142, 158, 284, 316, 331, 355, 395, 662, 710, 790, 1324, 1420, 1580, 1655, 1775, 1975, 3310, 3550, 3950, 5609, 6620, 7100, 7900, 8275, 11218, 16550, 22436, 23501, 26149, 28045, 33100, 47002, 52298, 56090, 94004, 104596, 112180, 117505, 130745, 140225, 235010, 261490, 280450, 470020, 522980, 560900, 587525, 653725, 1175050, 1307450, 1856579, 2350100, 2614900, 3713158, 7426316, 9282895, 18565790, 37131580, 46414475, 92828950, 185657900]

約数ペア:

[(1, 185657900), (2, 92828950), (4, 46414475), (5, 37131580), (10, 18565790), (20, 9282895), (25, 7426316), (50, 3713158), (71, 2614900), (79, 2350100), (100, 1856579), (142, 1307450), (158, 1175050), (284, 653725), (316, 587525), (331, 560900), (355, 522980), (395, 470020), (662, 280450), (710, 261490), (790, 235010), (1324, 140225), (1420, 130745), (1580, 117505), (1655, 112180), (1775, 104596), (1975, 94004), (3310, 56090), (3550, 52298), (3950, 47002), (5609, 33100), (6620, 28045), (7100, 26149), (7900, 23501), (8275, 22436), (11218, 16550)]