126149840

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{21601}}^1$

素因数の和:21687

約数の個数: 40

約数和(自身を含む): 297329928

約数和(自身を除く): 171180088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 21601, 43202, 86404, 108005, 172808, 216010, 345616, 432020, 864040, 1576873, 1728080, 3153746, 6307492, 7884365, 12614984, 15768730, 25229968, 31537460, 63074920, 126149840]

約数ペア:

[(1, 126149840), (2, 63074920), (4, 31537460), (5, 25229968), (8, 15768730), (10, 12614984), (16, 7884365), (20, 6307492), (40, 3153746), (73, 1728080), (80, 1576873), (146, 864040), (292, 432020), (365, 345616), (584, 216010), (730, 172808), (1168, 108005), (1460, 86404), (2920, 43202), (5840, 21601)]