100642880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1861}}^1$

素因数の和:1904

約数の個数: 84

約数和(自身を含む): 259648452

約数和(自身を除く): 159005572

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 169, 208, 260, 320, 338, 416, 520, 676, 832, 845, 1040, 1352, 1690, 1861, 2080, 2704, 3380, 3722, 4160, 5408, 6760, 7444, 9305, 10816, 13520, 14888, 18610, 24193, 27040, 29776, 37220, 48386, 54080, 59552, 74440, 96772, 119104, 120965, 148880, 193544, 241930, 297760, 314509, 387088, 483860, 595520, 629018, 774176, 967720, 1258036, 1548352, 1572545, 1935440, 2516072, 3145090, 3870880, 5032144, 6290180, 7741760, 10064288, 12580360, 20128576, 25160720, 50321440, 100642880]

約数ペア:

[(1, 100642880), (2, 50321440), (4, 25160720), (5, 20128576), (8, 12580360), (10, 10064288), (13, 7741760), (16, 6290180), (20, 5032144), (26, 3870880), (32, 3145090), (40, 2516072), (52, 1935440), (64, 1572545), (65, 1548352), (80, 1258036), (104, 967720), (130, 774176), (160, 629018), (169, 595520), (208, 483860), (260, 387088), (320, 314509), (338, 297760), (416, 241930), (520, 193544), (676, 148880), (832, 120965), (845, 119104), (1040, 96772), (1352, 74440), (1690, 59552), (1861, 54080), (2080, 48386), (2704, 37220), (3380, 29776), (3722, 27040), (4160, 24193), (5408, 18610), (6760, 14888), (7444, 13520), (9305, 10816)]