77106928

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:665

約数の個数: 40

約数和(自身を含む): 152991200

約数和(自身を除く): 75884272

約数列:

[1, 2, 4, 8, 16, 61, 122, 199, 244, 397, 398, 488, 794, 796, 976, 1588, 1592, 3176, 3184, 6352, 12139, 24217, 24278, 48434, 48556, 79003, 96868, 97112, 158006, 193736, 194224, 316012, 387472, 632024, 1264048, 4819183, 9638366, 19276732, 38553464, 77106928]

約数ペア:

[(1, 77106928), (2, 38553464), (4, 19276732), (8, 9638366), (16, 4819183), (61, 1264048), (122, 632024), (199, 387472), (244, 316012), (397, 194224), (398, 193736), (488, 158006), (794, 97112), (796, 96868), (976, 79003), (1588, 48556), (1592, 48434), (3176, 24278), (3184, 24217), (6352, 12139)]