155007520

素因数分解:

$2^5\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1231}}^1$

素因数の和:2033

約数の個数: 48

約数和(自身を含む): 366968448

約数和(自身を除く): 211960928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 787, 1231, 1574, 2462, 3148, 3935, 4924, 6155, 6296, 7870, 9848, 12310, 12592, 15740, 19696, 24620, 25184, 31480, 39392, 49240, 62960, 98480, 125920, 196960, 968797, 1937594, 3875188, 4843985, 7750376, 9687970, 15500752, 19375940, 31001504, 38751880, 77503760, 155007520]

約数ペア:

[(1, 155007520), (2, 77503760), (4, 38751880), (5, 31001504), (8, 19375940), (10, 15500752), (16, 9687970), (20, 7750376), (32, 4843985), (40, 3875188), (80, 1937594), (160, 968797), (787, 196960), (1231, 125920), (1574, 98480), (2462, 62960), (3148, 49240), (3935, 39392), (4924, 31480), (6155, 25184), (6296, 24620), (7870, 19696), (9848, 15740), (12310, 12592)]