77822480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51199}}^1$

素因数の和:51231

約数の個数: 40

約数和(自身を含む): 190464000

約数和(自身を除く): 112641520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 51199, 102398, 204796, 255995, 409592, 511990, 819184, 972781, 1023980, 1945562, 2047960, 3891124, 4095920, 4863905, 7782248, 9727810, 15564496, 19455620, 38911240, 77822480]

約数ペア:

[(1, 77822480), (2, 38911240), (4, 19455620), (5, 15564496), (8, 9727810), (10, 7782248), (16, 4863905), (19, 4095920), (20, 3891124), (38, 2047960), (40, 1945562), (76, 1023980), (80, 972781), (95, 819184), (152, 511990), (190, 409592), (304, 255995), (380, 204796), (760, 102398), (1520, 51199)]