108705220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13487}}^1$

素因数の和:13540

約数の個数: 48

約数和(自身を含む): 253790208

約数和(自身を除く): 145084988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 13487, 26974, 53948, 67435, 134870, 175331, 269740, 350662, 418097, 701324, 836194, 876655, 1672388, 1753310, 2090485, 3506620, 4180970, 5435261, 8361940, 10870522, 21741044, 27176305, 54352610, 108705220]

約数ペア:

[(1, 108705220), (2, 54352610), (4, 27176305), (5, 21741044), (10, 10870522), (13, 8361940), (20, 5435261), (26, 4180970), (31, 3506620), (52, 2090485), (62, 1753310), (65, 1672388), (124, 876655), (130, 836194), (155, 701324), (260, 418097), (310, 350662), (403, 269740), (620, 175331), (806, 134870), (1612, 67435), (2015, 53948), (4030, 26974), (8060, 13487)]