64686440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1367}}^1$

素因数の和:1411

約数の個数: 96

約数和(自身を含む): 180247680

約数和(自身を除く): 115561240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 260, 280, 338, 364, 455, 520, 676, 728, 845, 910, 1183, 1352, 1367, 1690, 1820, 2366, 2734, 3380, 3640, 4732, 5468, 5915, 6760, 6835, 9464, 9569, 10936, 11830, 13670, 17771, 19138, 23660, 27340, 35542, 38276, 47320, 47845, 54680, 71084, 76552, 88855, 95690, 124397, 142168, 177710, 191380, 231023, 248794, 355420, 382760, 462046, 497588, 621985, 710840, 924092, 995176, 1155115, 1243970, 1617161, 1848184, 2310230, 2487940, 3234322, 4620460, 4975880, 6468644, 8085805, 9240920, 12937288, 16171610, 32343220, 64686440]

約数ペア:

[(1, 64686440), (2, 32343220), (4, 16171610), (5, 12937288), (7, 9240920), (8, 8085805), (10, 6468644), (13, 4975880), (14, 4620460), (20, 3234322), (26, 2487940), (28, 2310230), (35, 1848184), (40, 1617161), (52, 1243970), (56, 1155115), (65, 995176), (70, 924092), (91, 710840), (104, 621985), (130, 497588), (140, 462046), (169, 382760), (182, 355420), (260, 248794), (280, 231023), (338, 191380), (364, 177710), (455, 142168), (520, 124397), (676, 95690), (728, 88855), (845, 76552), (910, 71084), (1183, 54680), (1352, 47845), (1367, 47320), (1690, 38276), (1820, 35542), (2366, 27340), (2734, 23660), (3380, 19138), (3640, 17771), (4732, 13670), (5468, 11830), (5915, 10936), (6760, 9569), (6835, 9464)]