844080640

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1951}}^1$

素因数の和:2000

約数の個数: 120

約数和(自身を含む): 2192591808

約数和(自身を除く): 1348511168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 338, 416, 512, 520, 640, 676, 832, 845, 1040, 1280, 1352, 1664, 1690, 1951, 2080, 2560, 2704, 3328, 3380, 3902, 4160, 5408, 6656, 6760, 7804, 8320, 9755, 10816, 13520, 15608, 16640, 19510, 21632, 25363, 27040, 31216, 33280, 39020, 43264, 50726, 54080, 62432, 78040, 86528, 101452, 108160, 124864, 126815, 156080, 202904, 216320, 249728, 253630, 312160, 329719, 405808, 432640, 499456, 507260, 624320, 659438, 811616, 998912, 1014520, 1248640, 1318876, 1623232, 1648595, 2029040, 2497280, 2637752, 3246464, 3297190, 4058080, 4994560, 5275504, 6492928, 6594380, 8116160, 10551008, 12985856, 13188760, 16232320, 21102016, 26377520, 32464640, 42204032, 52755040, 64929280, 84408064, 105510080, 168816128, 211020160, 422040320, 844080640]

約数ペア:

[(1, 844080640), (2, 422040320), (4, 211020160), (5, 168816128), (8, 105510080), (10, 84408064), (13, 64929280), (16, 52755040), (20, 42204032), (26, 32464640), (32, 26377520), (40, 21102016), (52, 16232320), (64, 13188760), (65, 12985856), (80, 10551008), (104, 8116160), (128, 6594380), (130, 6492928), (160, 5275504), (169, 4994560), (208, 4058080), (256, 3297190), (260, 3246464), (320, 2637752), (338, 2497280), (416, 2029040), (512, 1648595), (520, 1623232), (640, 1318876), (676, 1248640), (832, 1014520), (845, 998912), (1040, 811616), (1280, 659438), (1352, 624320), (1664, 507260), (1690, 499456), (1951, 432640), (2080, 405808), (2560, 329719), (2704, 312160), (3328, 253630), (3380, 249728), (3902, 216320), (4160, 202904), (5408, 156080), (6656, 126815), (6760, 124864), (7804, 108160), (8320, 101452), (9755, 86528), (10816, 78040), (13520, 62432), (15608, 54080), (16640, 50726), (19510, 43264), (21632, 39020), (25363, 33280), (27040, 31216)]