57121360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 142397136

約数和(自身を除く): 85275776

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 97, 136, 170, 194, 272, 340, 388, 433, 485, 680, 776, 866, 970, 1360, 1552, 1649, 1732, 1940, 2165, 3298, 3464, 3880, 4330, 6596, 6928, 7361, 7760, 8245, 8660, 13192, 14722, 16490, 17320, 26384, 29444, 32980, 34640, 36805, 42001, 58888, 65960, 73610, 84002, 117776, 131920, 147220, 168004, 210005, 294440, 336008, 420010, 588880, 672016, 714017, 840020, 1428034, 1680040, 2856068, 3360080, 3570085, 5712136, 7140170, 11424272, 14280340, 28560680, 57121360]

約数ペア:

[(1, 57121360), (2, 28560680), (4, 14280340), (5, 11424272), (8, 7140170), (10, 5712136), (16, 3570085), (17, 3360080), (20, 2856068), (34, 1680040), (40, 1428034), (68, 840020), (80, 714017), (85, 672016), (97, 588880), (136, 420010), (170, 336008), (194, 294440), (272, 210005), (340, 168004), (388, 147220), (433, 131920), (485, 117776), (680, 84002), (776, 73610), (866, 65960), (970, 58888), (1360, 42001), (1552, 36805), (1649, 34640), (1732, 32980), (1940, 29444), (2165, 26384), (3298, 17320), (3464, 16490), (3880, 14722), (4330, 13192), (6596, 8660), (6928, 8245), (7361, 7760)]