55941880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 129768480

約数和(自身を除く): 73826600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 101, 122, 202, 227, 244, 305, 404, 454, 488, 505, 610, 808, 908, 1010, 1135, 1220, 1816, 2020, 2270, 2440, 4040, 4540, 6161, 9080, 12322, 13847, 22927, 24644, 27694, 30805, 45854, 49288, 55388, 61610, 69235, 91708, 110776, 114635, 123220, 138470, 183416, 229270, 246440, 276940, 458540, 553880, 917080, 1398547, 2797094, 5594188, 6992735, 11188376, 13985470, 27970940, 55941880]

約数ペア:

[(1, 55941880), (2, 27970940), (4, 13985470), (5, 11188376), (8, 6992735), (10, 5594188), (20, 2797094), (40, 1398547), (61, 917080), (101, 553880), (122, 458540), (202, 276940), (227, 246440), (244, 229270), (305, 183416), (404, 138470), (454, 123220), (488, 114635), (505, 110776), (610, 91708), (808, 69235), (908, 61610), (1010, 55388), (1135, 49288), (1220, 45854), (1816, 30805), (2020, 27694), (2270, 24644), (2440, 22927), (4040, 13847), (4540, 12322), (6161, 9080)]