78625360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1901}}^1$

素因数の和:1972

約数の個数: 80

約数和(自身を含む): 203772672

約数和(自身を除く): 125147312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1880, 1901, 2068, 2585, 3760, 3802, 4136, 5170, 7604, 8272, 9505, 10340, 15208, 19010, 20680, 20911, 30416, 38020, 41360, 41822, 76040, 83644, 89347, 104555, 152080, 167288, 178694, 209110, 334576, 357388, 418220, 446735, 714776, 836440, 893470, 982817, 1429552, 1672880, 1786940, 1965634, 3573880, 3931268, 4914085, 7147760, 7862536, 9828170, 15725072, 19656340, 39312680, 78625360]

約数ペア:

[(1, 78625360), (2, 39312680), (4, 19656340), (5, 15725072), (8, 9828170), (10, 7862536), (11, 7147760), (16, 4914085), (20, 3931268), (22, 3573880), (40, 1965634), (44, 1786940), (47, 1672880), (55, 1429552), (80, 982817), (88, 893470), (94, 836440), (110, 714776), (176, 446735), (188, 418220), (220, 357388), (235, 334576), (376, 209110), (440, 178694), (470, 167288), (517, 152080), (752, 104555), (880, 89347), (940, 83644), (1034, 76040), (1880, 41822), (1901, 41360), (2068, 38020), (2585, 30416), (3760, 20911), (3802, 20680), (4136, 19010), (5170, 15208), (7604, 10340), (8272, 9505)]