80781610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{88771}}^1$

素因数の和:88798

約数の個数: 32

約数和(自身を含む): 178964352

約数和(自身を除く): 98182742

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 88771, 177542, 443855, 621397, 887710, 1154023, 1242794, 2308046, 3106985, 5770115, 6213970, 8078161, 11540230, 16156322, 40390805, 80781610]

約数ペア:

[(1, 80781610), (2, 40390805), (5, 16156322), (7, 11540230), (10, 8078161), (13, 6213970), (14, 5770115), (26, 3106985), (35, 2308046), (65, 1242794), (70, 1154023), (91, 887710), (130, 621397), (182, 443855), (455, 177542), (910, 88771)]