125520520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{937}}^1$

素因数の和:1162

約数の個数: 64

約数和(自身を含む): 300872880

約数和(自身を除く): 175352360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 197, 340, 394, 680, 788, 937, 985, 1576, 1874, 1970, 3349, 3748, 3940, 4685, 6698, 7496, 7880, 9370, 13396, 15929, 16745, 18740, 26792, 31858, 33490, 37480, 63716, 66980, 79645, 127432, 133960, 159290, 184589, 318580, 369178, 637160, 738356, 922945, 1476712, 1845890, 3138013, 3691780, 6276026, 7383560, 12552052, 15690065, 25104104, 31380130, 62760260, 125520520]

約数ペア:

[(1, 125520520), (2, 62760260), (4, 31380130), (5, 25104104), (8, 15690065), (10, 12552052), (17, 7383560), (20, 6276026), (34, 3691780), (40, 3138013), (68, 1845890), (85, 1476712), (136, 922945), (170, 738356), (197, 637160), (340, 369178), (394, 318580), (680, 184589), (788, 159290), (937, 133960), (985, 127432), (1576, 79645), (1874, 66980), (1970, 63716), (3349, 37480), (3748, 33490), (3940, 31858), (4685, 26792), (6698, 18740), (7496, 16745), (7880, 15929), (9370, 13396)]