102872120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197831}}^1$

素因数の和:197855

約数の個数: 32

約数和(自身を含む): 249268320

約数和(自身を除く): 146396200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 197831, 395662, 791324, 989155, 1582648, 1978310, 2571803, 3956620, 5143606, 7913240, 10287212, 12859015, 20574424, 25718030, 51436060, 102872120]

約数ペア:

[(1, 102872120), (2, 51436060), (4, 25718030), (5, 20574424), (8, 12859015), (10, 10287212), (13, 7913240), (20, 5143606), (26, 3956620), (40, 2571803), (52, 1978310), (65, 1582648), (104, 989155), (130, 791324), (260, 395662), (520, 197831)]