83112920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4019}}^1$

素因数の和:4088

約数の個数: 64

約数和(自身を含む): 208396800

約数和(自身を除く): 125283880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4019, 4136, 5170, 8038, 10340, 16076, 20095, 20680, 32152, 40190, 44209, 80380, 88418, 160760, 176836, 188893, 221045, 353672, 377786, 442090, 755572, 884180, 944465, 1511144, 1768360, 1888930, 2077823, 3777860, 4155646, 7555720, 8311292, 10389115, 16622584, 20778230, 41556460, 83112920]

約数ペア:

[(1, 83112920), (2, 41556460), (4, 20778230), (5, 16622584), (8, 10389115), (10, 8311292), (11, 7555720), (20, 4155646), (22, 3777860), (40, 2077823), (44, 1888930), (47, 1768360), (55, 1511144), (88, 944465), (94, 884180), (110, 755572), (188, 442090), (220, 377786), (235, 353672), (376, 221045), (440, 188893), (470, 176836), (517, 160760), (940, 88418), (1034, 80380), (1880, 44209), (2068, 40190), (2585, 32152), (4019, 20680), (4136, 20095), (5170, 16076), (8038, 10340)]