312569930

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1\times {\mathrm{887}}^1$

素因数の和:1294

約数の個数: 32

約数和(自身を含む): 569669760

約数和(自身を除く): 257099830

約数列:

[1, 2, 5, 10, 131, 262, 269, 538, 655, 887, 1310, 1345, 1774, 2690, 4435, 8870, 35239, 70478, 116197, 176195, 232394, 238603, 352390, 477206, 580985, 1161970, 1193015, 2386030, 31256993, 62513986, 156284965, 312569930]

約数ペア:

[(1, 312569930), (2, 156284965), (5, 62513986), (10, 31256993), (131, 2386030), (262, 1193015), (269, 1161970), (538, 580985), (655, 477206), (887, 352390), (1310, 238603), (1345, 232394), (1774, 176195), (2690, 116197), (4435, 70478), (8870, 35239)]