87941840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2963}}^1$

素因数の和:3036

約数の個数: 80

約数和(自身を含む): 238163328

約数和(自身を除く): 150221488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2963, 2968, 3710, 4240, 5926, 5936, 7420, 11852, 14815, 14840, 20741, 23704, 29630, 29680, 41482, 47408, 59260, 82964, 103705, 118520, 157039, 165928, 207410, 237040, 314078, 331856, 414820, 628156, 785195, 829640, 1099273, 1256312, 1570390, 1659280, 2198546, 2512624, 3140780, 4397092, 5496365, 6281560, 8794184, 10992730, 12563120, 17588368, 21985460, 43970920, 87941840]

約数ペア:

[(1, 87941840), (2, 43970920), (4, 21985460), (5, 17588368), (7, 12563120), (8, 10992730), (10, 8794184), (14, 6281560), (16, 5496365), (20, 4397092), (28, 3140780), (35, 2512624), (40, 2198546), (53, 1659280), (56, 1570390), (70, 1256312), (80, 1099273), (106, 829640), (112, 785195), (140, 628156), (212, 414820), (265, 331856), (280, 314078), (371, 237040), (424, 207410), (530, 165928), (560, 157039), (742, 118520), (848, 103705), (1060, 82964), (1484, 59260), (1855, 47408), (2120, 41482), (2963, 29680), (2968, 29630), (3710, 23704), (4240, 20741), (5926, 14840), (5936, 14815), (7420, 11852)]