82431320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50263}}^1$

素因数の和:50315

約数の個数: 32

約数和(自身を含む): 189997920

約数和(自身を除く): 107566600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 50263, 100526, 201052, 251315, 402104, 502630, 1005260, 2010520, 2060783, 4121566, 8243132, 10303915, 16486264, 20607830, 41215660, 82431320]

約数ペア:

[(1, 82431320), (2, 41215660), (4, 20607830), (5, 16486264), (8, 10303915), (10, 8243132), (20, 4121566), (40, 2060783), (41, 2010520), (82, 1005260), (164, 502630), (205, 402104), (328, 251315), (410, 201052), (820, 100526), (1640, 50263)]