66111800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{5419}}^1$

素因数の和:5496

約数の個数: 48

約数和(自身を含む): 156258600

約数和(自身を除く): 90146800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 5419, 6100, 10838, 12200, 21676, 27095, 43352, 54190, 108380, 135475, 216760, 270950, 330559, 541900, 661118, 1083800, 1322236, 1652795, 2644472, 3305590, 6611180, 8263975, 13222360, 16527950, 33055900, 66111800]

約数ペア:

[(1, 66111800), (2, 33055900), (4, 16527950), (5, 13222360), (8, 8263975), (10, 6611180), (20, 3305590), (25, 2644472), (40, 1652795), (50, 1322236), (61, 1083800), (100, 661118), (122, 541900), (200, 330559), (244, 270950), (305, 216760), (488, 135475), (610, 108380), (1220, 54190), (1525, 43352), (2440, 27095), (3050, 21676), (5419, 12200), (6100, 10838)]