81596580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{619}}^1$

素因数の和:670

約数の個数: 96

約数和(自身を含む): 247900800

約数和(自身を除く): 166304220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 619, 676, 780, 845, 1014, 1238, 1690, 1857, 2028, 2197, 2476, 2535, 3095, 3380, 3714, 4394, 5070, 6190, 6591, 7428, 8047, 8788, 9285, 10140, 10985, 12380, 13182, 16094, 18570, 21970, 24141, 26364, 32188, 32955, 37140, 40235, 43940, 48282, 65910, 80470, 96564, 104611, 120705, 131820, 160940, 209222, 241410, 313833, 418444, 482820, 523055, 627666, 1046110, 1255332, 1359943, 1569165, 2092220, 2719886, 3138330, 4079829, 5439772, 6276660, 6799715, 8159658, 13599430, 16319316, 20399145, 27198860, 40798290, 81596580]

約数ペア:

[(1, 81596580), (2, 40798290), (3, 27198860), (4, 20399145), (5, 16319316), (6, 13599430), (10, 8159658), (12, 6799715), (13, 6276660), (15, 5439772), (20, 4079829), (26, 3138330), (30, 2719886), (39, 2092220), (52, 1569165), (60, 1359943), (65, 1255332), (78, 1046110), (130, 627666), (156, 523055), (169, 482820), (195, 418444), (260, 313833), (338, 241410), (390, 209222), (507, 160940), (619, 131820), (676, 120705), (780, 104611), (845, 96564), (1014, 80470), (1238, 65910), (1690, 48282), (1857, 43940), (2028, 40235), (2197, 37140), (2476, 32955), (2535, 32188), (3095, 26364), (3380, 24141), (3714, 21970), (4394, 18570), (5070, 16094), (6190, 13182), (6591, 12380), (7428, 10985), (8047, 10140), (8788, 9285)]