79271860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{349}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 171637200

約数和(自身を除く): 92365340

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 277, 349, 410, 554, 698, 820, 1108, 1385, 1396, 1745, 2770, 3490, 5540, 6980, 11357, 14309, 22714, 28618, 45428, 56785, 57236, 71545, 96673, 113570, 143090, 193346, 227140, 286180, 386692, 483365, 966730, 1933460, 3963593, 7927186, 15854372, 19817965, 39635930, 79271860]

約数ペア:

[(1, 79271860), (2, 39635930), (4, 19817965), (5, 15854372), (10, 7927186), (20, 3963593), (41, 1933460), (82, 966730), (164, 483365), (205, 386692), (277, 286180), (349, 227140), (410, 193346), (554, 143090), (698, 113570), (820, 96673), (1108, 71545), (1385, 57236), (1396, 56785), (1745, 45428), (2770, 28618), (3490, 22714), (5540, 14309), (6980, 11357)]