208049275960

素因数分解:

$2^3\times 5^1\times {\mathrm{143257}}^1\times {\mathrm{36307}}^1$

素因数の和:179575

約数の個数: 32

約数和(自身を含む): 468127031760

約数和(自身を除く): 260077755800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 36307, 72614, 143257, 145228, 181535, 286514, 290456, 363070, 573028, 716285, 726140, 1146056, 1432570, 1452280, 2865140, 5730280, 5201231899, 10402463798, 20804927596, 26006159495, 41609855192, 52012318990, 104024637980, 208049275960]

約数ペア:

[(1, 208049275960), (2, 104024637980), (4, 52012318990), (5, 41609855192), (8, 26006159495), (10, 20804927596), (20, 10402463798), (40, 5201231899), (36307, 5730280), (72614, 2865140), (143257, 1452280), (145228, 1432570), (181535, 1146056), (286514, 726140), (290456, 716285), (363070, 573028)]