158445700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{491}}^1$

素因数の和:973

約数の個数: 72

約数和(自身を含む): 394599744

約数和(自身を除く): 236154044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 461, 491, 700, 922, 982, 1844, 1964, 2305, 2455, 3227, 3437, 4610, 4910, 6454, 6874, 9220, 9820, 11525, 12275, 12908, 13748, 16135, 17185, 23050, 24550, 32270, 34370, 46100, 49100, 64540, 68740, 80675, 85925, 161350, 171850, 226351, 322700, 343700, 452702, 905404, 1131755, 1584457, 2263510, 3168914, 4527020, 5658775, 6337828, 7922285, 11317550, 15844570, 22635100, 31689140, 39611425, 79222850, 158445700]

約数ペア:

[(1, 158445700), (2, 79222850), (4, 39611425), (5, 31689140), (7, 22635100), (10, 15844570), (14, 11317550), (20, 7922285), (25, 6337828), (28, 5658775), (35, 4527020), (50, 3168914), (70, 2263510), (100, 1584457), (140, 1131755), (175, 905404), (350, 452702), (461, 343700), (491, 322700), (700, 226351), (922, 171850), (982, 161350), (1844, 85925), (1964, 80675), (2305, 68740), (2455, 64540), (3227, 49100), (3437, 46100), (4610, 34370), (4910, 32270), (6454, 24550), (6874, 23050), (9220, 17185), (9820, 16135), (11525, 13748), (12275, 12908)]