25067920

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 61067520

約数和(自身を除く): 35999600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 59, 80, 94, 113, 118, 188, 226, 235, 236, 295, 376, 452, 470, 472, 565, 590, 752, 904, 940, 944, 1130, 1180, 1808, 1880, 2260, 2360, 2773, 3760, 4520, 4720, 5311, 5546, 6667, 9040, 10622, 11092, 13334, 13865, 21244, 22184, 26555, 26668, 27730, 33335, 42488, 44368, 53110, 53336, 55460, 66670, 84976, 106220, 106672, 110920, 133340, 212440, 221840, 266680, 313349, 424880, 533360, 626698, 1253396, 1566745, 2506792, 3133490, 5013584, 6266980, 12533960, 25067920]

約数ペア:

[(1, 25067920), (2, 12533960), (4, 6266980), (5, 5013584), (8, 3133490), (10, 2506792), (16, 1566745), (20, 1253396), (40, 626698), (47, 533360), (59, 424880), (80, 313349), (94, 266680), (113, 221840), (118, 212440), (188, 133340), (226, 110920), (235, 106672), (236, 106220), (295, 84976), (376, 66670), (452, 55460), (470, 53336), (472, 53110), (565, 44368), (590, 42488), (752, 33335), (904, 27730), (940, 26668), (944, 26555), (1130, 22184), (1180, 21244), (1808, 13865), (1880, 13334), (2260, 11092), (2360, 10622), (2773, 9040), (3760, 6667), (4520, 5546), (4720, 5311)]