408063160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{4079}}^1$

素因数の和:4192

約数の個数: 64

約数和(自身を含む): 956188800

約数和(自身を除く): 548125640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 61, 82, 122, 164, 205, 244, 305, 328, 410, 488, 610, 820, 1220, 1640, 2440, 2501, 4079, 5002, 8158, 10004, 12505, 16316, 20008, 20395, 25010, 32632, 40790, 50020, 81580, 100040, 163160, 167239, 248819, 334478, 497638, 668956, 836195, 995276, 1244095, 1337912, 1672390, 1990552, 2488190, 3344780, 4976380, 6689560, 9952760, 10201579, 20403158, 40806316, 51007895, 81612632, 102015790, 204031580, 408063160]

約数ペア:

[(1, 408063160), (2, 204031580), (4, 102015790), (5, 81612632), (8, 51007895), (10, 40806316), (20, 20403158), (40, 10201579), (41, 9952760), (61, 6689560), (82, 4976380), (122, 3344780), (164, 2488190), (205, 1990552), (244, 1672390), (305, 1337912), (328, 1244095), (410, 995276), (488, 836195), (610, 668956), (820, 497638), (1220, 334478), (1640, 248819), (2440, 167239), (2501, 163160), (4079, 100040), (5002, 81580), (8158, 50020), (10004, 40790), (12505, 32632), (16316, 25010), (20008, 20395)]