82089800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31573}}^1$

素因数の和:31602

約数の個数: 48

約数和(自身を含む): 205546740

約数和(自身を除く): 123456940

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 31573, 63146, 126292, 157865, 252584, 315730, 410449, 631460, 789325, 820898, 1262920, 1578650, 1641796, 2052245, 3157300, 3283592, 4104490, 6314600, 8208980, 10261225, 16417960, 20522450, 41044900, 82089800]

約数ペア:

[(1, 82089800), (2, 41044900), (4, 20522450), (5, 16417960), (8, 10261225), (10, 8208980), (13, 6314600), (20, 4104490), (25, 3283592), (26, 3157300), (40, 2052245), (50, 1641796), (52, 1578650), (65, 1262920), (100, 820898), (104, 789325), (130, 631460), (200, 410449), (260, 315730), (325, 252584), (520, 157865), (650, 126292), (1300, 63146), (2600, 31573)]