49550720

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 119523600

約数和(自身を除く): 69972880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 557, 640, 695, 1112, 1114, 1390, 2224, 2228, 2780, 2785, 4448, 4456, 5560, 5570, 8896, 8912, 11120, 11140, 17792, 17824, 22240, 22280, 35648, 44480, 44560, 71296, 77423, 88960, 89120, 154846, 178240, 309692, 356480, 387115, 619384, 774230, 1238768, 1548460, 2477536, 3096920, 4955072, 6193840, 9910144, 12387680, 24775360, 49550720]

約数ペア:

[(1, 49550720), (2, 24775360), (4, 12387680), (5, 9910144), (8, 6193840), (10, 4955072), (16, 3096920), (20, 2477536), (32, 1548460), (40, 1238768), (64, 774230), (80, 619384), (128, 387115), (139, 356480), (160, 309692), (278, 178240), (320, 154846), (556, 89120), (557, 88960), (640, 77423), (695, 71296), (1112, 44560), (1114, 44480), (1390, 35648), (2224, 22280), (2228, 22240), (2780, 17824), (2785, 17792), (4448, 11140), (4456, 11120), (5560, 8912), (5570, 8896)]