80248960

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11399}}^1$

素因数の和:11429

約数の個数: 64

約数和(自身を含む): 209304000

約数和(自身を除く): 129055040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 11399, 22798, 45596, 56995, 91192, 113990, 125389, 182384, 227980, 250778, 364768, 455960, 501556, 626945, 729536, 911920, 1003112, 1253890, 1459072, 1823840, 2006224, 2507780, 3647680, 4012448, 5015560, 7295360, 8024896, 10031120, 16049792, 20062240, 40124480, 80248960]

約数ペア:

[(1, 80248960), (2, 40124480), (4, 20062240), (5, 16049792), (8, 10031120), (10, 8024896), (11, 7295360), (16, 5015560), (20, 4012448), (22, 3647680), (32, 2507780), (40, 2006224), (44, 1823840), (55, 1459072), (64, 1253890), (80, 1003112), (88, 911920), (110, 729536), (128, 626945), (160, 501556), (176, 455960), (220, 364768), (320, 250778), (352, 227980), (440, 182384), (640, 125389), (704, 113990), (880, 91192), (1408, 56995), (1760, 45596), (3520, 22798), (7040, 11399)]