8780475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 16427520

約数和(自身を除く): 7647045

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 145, 165, 275, 319, 367, 435, 725, 825, 957, 1101, 1595, 1835, 2175, 4037, 4785, 5505, 7975, 9175, 10643, 12111, 20185, 23925, 27525, 31929, 53215, 60555, 100925, 117073, 159645, 266075, 302775, 351219, 585365, 798225, 1756095, 2926825, 8780475]

約数ペア:

[(1, 8780475), (3, 2926825), (5, 1756095), (11, 798225), (15, 585365), (25, 351219), (29, 302775), (33, 266075), (55, 159645), (75, 117073), (87, 100925), (145, 60555), (165, 53215), (275, 31929), (319, 27525), (367, 23925), (435, 20185), (725, 12111), (825, 10643), (957, 9175), (1101, 7975), (1595, 5505), (1835, 4785), (2175, 4037)]