31565840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1093}}^1$

素因数の和:1144

約数の個数: 60

約数和(自身を含む): 77527404

約数和(自身を除く): 45961564

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1093, 1444, 1520, 1805, 2186, 2888, 3610, 4372, 5465, 5776, 7220, 8744, 10930, 14440, 17488, 20767, 21860, 28880, 41534, 43720, 83068, 87440, 103835, 166136, 207670, 332272, 394573, 415340, 789146, 830680, 1578292, 1661360, 1972865, 3156584, 3945730, 6313168, 7891460, 15782920, 31565840]

約数ペア:

[(1, 31565840), (2, 15782920), (4, 7891460), (5, 6313168), (8, 3945730), (10, 3156584), (16, 1972865), (19, 1661360), (20, 1578292), (38, 830680), (40, 789146), (76, 415340), (80, 394573), (95, 332272), (152, 207670), (190, 166136), (304, 103835), (361, 87440), (380, 83068), (722, 43720), (760, 41534), (1093, 28880), (1444, 21860), (1520, 20767), (1805, 17488), (2186, 14440), (2888, 10930), (3610, 8744), (4372, 7220), (5465, 5776)]