89512190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1451}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 167270400

約数和(自身を除く): 77758210

約数列:

[1, 2, 5, 10, 31, 62, 155, 199, 310, 398, 995, 1451, 1990, 2902, 6169, 7255, 12338, 14510, 30845, 44981, 61690, 89962, 224905, 288749, 449810, 577498, 1443745, 2887490, 8951219, 17902438, 44756095, 89512190]

約数ペア:

[(1, 89512190), (2, 44756095), (5, 17902438), (10, 8951219), (31, 2887490), (62, 1443745), (155, 577498), (199, 449810), (310, 288749), (398, 224905), (995, 89962), (1451, 61690), (1990, 44981), (2902, 30845), (6169, 14510), (7255, 12338)]