87912955

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 117210240

約数和(自身を除く): 29297285

約数列:

[1, 5, 13, 53, 65, 151, 169, 265, 689, 755, 845, 1963, 2197, 3445, 8003, 8957, 9815, 10985, 25519, 40015, 44785, 104039, 116441, 127595, 331747, 520195, 582205, 1352507, 1658735, 6762535, 17582591, 87912955]

約数ペア:

[(1, 87912955), (5, 17582591), (13, 6762535), (53, 1658735), (65, 1352507), (151, 582205), (169, 520195), (265, 331747), (689, 127595), (755, 116441), (845, 104039), (1963, 44785), (2197, 40015), (3445, 25519), (8003, 10985), (8957, 9815)]