87291280

素因数分解:

$2^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2879}}^1$

素因数の和:3271

約数の個数: 40

約数和(自身を含む): 203558400

約数和(自身を除く): 116267120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379, 758, 1516, 1895, 2879, 3032, 3790, 5758, 6064, 7580, 11516, 14395, 15160, 23032, 28790, 30320, 46064, 57580, 115160, 230320, 1091141, 2182282, 4364564, 5455705, 8729128, 10911410, 17458256, 21822820, 43645640, 87291280]

約数ペア:

[(1, 87291280), (2, 43645640), (4, 21822820), (5, 17458256), (8, 10911410), (10, 8729128), (16, 5455705), (20, 4364564), (40, 2182282), (80, 1091141), (379, 230320), (758, 115160), (1516, 57580), (1895, 46064), (2879, 30320), (3032, 28790), (3790, 23032), (5758, 15160), (6064, 14395), (7580, 11516)]