133647520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43963}}^1$

素因数の和:43997

約数の個数: 48

約数和(自身を含む): 332367840

約数和(自身を除く): 198720320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 43963, 87926, 175852, 219815, 351704, 439630, 703408, 835297, 879260, 1406816, 1670594, 1758520, 3341188, 3517040, 4176485, 6682376, 7034080, 8352970, 13364752, 16705940, 26729504, 33411880, 66823760, 133647520]

約数ペア:

[(1, 133647520), (2, 66823760), (4, 33411880), (5, 26729504), (8, 16705940), (10, 13364752), (16, 8352970), (19, 7034080), (20, 6682376), (32, 4176485), (38, 3517040), (40, 3341188), (76, 1758520), (80, 1670594), (95, 1406816), (152, 879260), (160, 835297), (190, 703408), (304, 439630), (380, 351704), (608, 219815), (760, 175852), (1520, 87926), (3040, 43963)]