90726620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{769}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 202577760

約数和(自身を除く): 111851140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 347, 694, 769, 1388, 1538, 1735, 3076, 3470, 3845, 5899, 6940, 7690, 11798, 13073, 15380, 23596, 26146, 29495, 52292, 58990, 65365, 117980, 130730, 261460, 266843, 533686, 1067372, 1334215, 2668430, 4536331, 5336860, 9072662, 18145324, 22681655, 45363310, 90726620]

約数ペア:

[(1, 90726620), (2, 45363310), (4, 22681655), (5, 18145324), (10, 9072662), (17, 5336860), (20, 4536331), (34, 2668430), (68, 1334215), (85, 1067372), (170, 533686), (340, 266843), (347, 261460), (694, 130730), (769, 117980), (1388, 65365), (1538, 58990), (1735, 52292), (3076, 29495), (3470, 26146), (3845, 23596), (5899, 15380), (6940, 13073), (7690, 11798)]