907588240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28151}}^1$

素因数の和:28208

約数の個数: 80

約数和(自身を含む): 2345849856

約数和(自身を除く): 1438261616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 28151, 32240, 56302, 112604, 140755, 225208, 281510, 365963, 450416, 563020, 731926, 872681, 1126040, 1463852, 1745362, 1829815, 2252080, 2927704, 3490724, 3659630, 4363405, 5855408, 6981448, 7319260, 8726810, 11344853, 13962896, 14638520, 17453620, 22689706, 29277040, 34907240, 45379412, 56724265, 69814480, 90758824, 113448530, 181517648, 226897060, 453794120, 907588240]

約数ペア:

[(1, 907588240), (2, 453794120), (4, 226897060), (5, 181517648), (8, 113448530), (10, 90758824), (13, 69814480), (16, 56724265), (20, 45379412), (26, 34907240), (31, 29277040), (40, 22689706), (52, 17453620), (62, 14638520), (65, 13962896), (80, 11344853), (104, 8726810), (124, 7319260), (130, 6981448), (155, 5855408), (208, 4363405), (248, 3659630), (260, 3490724), (310, 2927704), (403, 2252080), (496, 1829815), (520, 1745362), (620, 1463852), (806, 1126040), (1040, 872681), (1240, 731926), (1612, 563020), (2015, 450416), (2480, 365963), (3224, 281510), (4030, 225208), (6448, 140755), (8060, 112604), (16120, 56302), (28151, 32240)]