7750640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 19686240

約数和(自身を除く): 11935600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 139, 164, 170, 205, 272, 278, 328, 340, 410, 556, 656, 680, 695, 697, 820, 1112, 1360, 1390, 1394, 1640, 2224, 2363, 2780, 2788, 3280, 3485, 4726, 5560, 5576, 5699, 6970, 9452, 11120, 11152, 11398, 11815, 13940, 18904, 22796, 23630, 27880, 28495, 37808, 45592, 47260, 55760, 56990, 91184, 94520, 96883, 113980, 189040, 193766, 227960, 387532, 455920, 484415, 775064, 968830, 1550128, 1937660, 3875320, 7750640]

約数ペア:

[(1, 7750640), (2, 3875320), (4, 1937660), (5, 1550128), (8, 968830), (10, 775064), (16, 484415), (17, 455920), (20, 387532), (34, 227960), (40, 193766), (41, 189040), (68, 113980), (80, 96883), (82, 94520), (85, 91184), (136, 56990), (139, 55760), (164, 47260), (170, 45592), (205, 37808), (272, 28495), (278, 27880), (328, 23630), (340, 22796), (410, 18904), (556, 13940), (656, 11815), (680, 11398), (695, 11152), (697, 11120), (820, 9452), (1112, 6970), (1360, 5699), (1390, 5576), (1394, 5560), (1640, 4726), (2224, 3485), (2363, 3280), (2780, 2788)]