31610320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1201}}^1$

素因数の和:1268

約数の個数: 80

約数和(自身を含む): 85851648

約数和(自身を除く): 54241328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1201, 1316, 1645, 1880, 2402, 2632, 3290, 3760, 4804, 5264, 6005, 6580, 8407, 9608, 12010, 13160, 16814, 19216, 24020, 26320, 33628, 42035, 48040, 56447, 67256, 84070, 96080, 112894, 134512, 168140, 225788, 282235, 336280, 395129, 451576, 564470, 672560, 790258, 903152, 1128940, 1580516, 1975645, 2257880, 3161032, 3951290, 4515760, 6322064, 7902580, 15805160, 31610320]

約数ペア:

[(1, 31610320), (2, 15805160), (4, 7902580), (5, 6322064), (7, 4515760), (8, 3951290), (10, 3161032), (14, 2257880), (16, 1975645), (20, 1580516), (28, 1128940), (35, 903152), (40, 790258), (47, 672560), (56, 564470), (70, 451576), (80, 395129), (94, 336280), (112, 282235), (140, 225788), (188, 168140), (235, 134512), (280, 112894), (329, 96080), (376, 84070), (470, 67256), (560, 56447), (658, 48040), (752, 42035), (940, 33628), (1201, 26320), (1316, 24020), (1645, 19216), (1880, 16814), (2402, 13160), (2632, 12010), (3290, 9608), (3760, 8407), (4804, 6580), (5264, 6005)]