127744240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1087}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 322979328

約数和(自身を除く): 195235088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 113, 130, 208, 226, 260, 452, 520, 565, 904, 1040, 1087, 1130, 1469, 1808, 2174, 2260, 2938, 4348, 4520, 5435, 5876, 7345, 8696, 9040, 10870, 11752, 14131, 14690, 17392, 21740, 23504, 28262, 29380, 43480, 56524, 58760, 70655, 86960, 113048, 117520, 122831, 141310, 226096, 245662, 282620, 491324, 565240, 614155, 982648, 1130480, 1228310, 1596803, 1965296, 2456620, 3193606, 4913240, 6387212, 7984015, 9826480, 12774424, 15968030, 25548848, 31936060, 63872120, 127744240]

約数ペア:

[(1, 127744240), (2, 63872120), (4, 31936060), (5, 25548848), (8, 15968030), (10, 12774424), (13, 9826480), (16, 7984015), (20, 6387212), (26, 4913240), (40, 3193606), (52, 2456620), (65, 1965296), (80, 1596803), (104, 1228310), (113, 1130480), (130, 982648), (208, 614155), (226, 565240), (260, 491324), (452, 282620), (520, 245662), (565, 226096), (904, 141310), (1040, 122831), (1087, 117520), (1130, 113048), (1469, 86960), (1808, 70655), (2174, 58760), (2260, 56524), (2938, 43480), (4348, 29380), (4520, 28262), (5435, 23504), (5876, 21740), (7345, 17392), (8696, 14690), (9040, 14131), (10870, 11752)]