84386320

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2657}}^1$

素因数の和:3067

約数の個数: 40

約数和(自身を含む): 196766424

約数和(自身を除く): 112380104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 2657, 3176, 3970, 5314, 6352, 7940, 10628, 13285, 15880, 21256, 26570, 31760, 42512, 53140, 106280, 212560, 1054829, 2109658, 4219316, 5274145, 8438632, 10548290, 16877264, 21096580, 42193160, 84386320]

約数ペア:

[(1, 84386320), (2, 42193160), (4, 21096580), (5, 16877264), (8, 10548290), (10, 8438632), (16, 5274145), (20, 4219316), (40, 2109658), (80, 1054829), (397, 212560), (794, 106280), (1588, 53140), (1985, 42512), (2657, 31760), (3176, 26570), (3970, 21256), (5314, 15880), (6352, 13285), (7940, 10628)]