255514220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{2593}}^1$

素因数の和:2994

約数の個数: 48

約数和(自身を含む): 579603360

約数和(自身を除く): 324089140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 379, 758, 1516, 1895, 2593, 3790, 4927, 5186, 7580, 9854, 10372, 12965, 19708, 24635, 25930, 33709, 49270, 51860, 67418, 98540, 134836, 168545, 337090, 674180, 982747, 1965494, 3930988, 4913735, 9827470, 12775711, 19654940, 25551422, 51102844, 63878555, 127757110, 255514220]

約数ペア:

[(1, 255514220), (2, 127757110), (4, 63878555), (5, 51102844), (10, 25551422), (13, 19654940), (20, 12775711), (26, 9827470), (52, 4913735), (65, 3930988), (130, 1965494), (260, 982747), (379, 674180), (758, 337090), (1516, 168545), (1895, 134836), (2593, 98540), (3790, 67418), (4927, 51860), (5186, 49270), (7580, 33709), (9854, 25930), (10372, 24635), (12965, 19708)]