87839260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{563}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 191872800

約数和(自身を除く): 104033540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 269, 290, 538, 563, 580, 1076, 1126, 1345, 2252, 2690, 2815, 5380, 5630, 7801, 11260, 15602, 16327, 31204, 32654, 39005, 65308, 78010, 81635, 151447, 156020, 163270, 302894, 326540, 605788, 757235, 1514470, 3028940, 4391963, 8783926, 17567852, 21959815, 43919630, 87839260]

約数ペア:

[(1, 87839260), (2, 43919630), (4, 21959815), (5, 17567852), (10, 8783926), (20, 4391963), (29, 3028940), (58, 1514470), (116, 757235), (145, 605788), (269, 326540), (290, 302894), (538, 163270), (563, 156020), (580, 151447), (1076, 81635), (1126, 78010), (1345, 65308), (2252, 39005), (2690, 32654), (2815, 31204), (5380, 16327), (5630, 15602), (7801, 11260)]