68979520

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1373}}^1$

素因数の和:1547

約数の個数: 56

約数和(自身を含む): 165424104

約数和(自身を除く): 96444584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1373, 1570, 2512, 2746, 3140, 5024, 5492, 6280, 6865, 10048, 10984, 12560, 13730, 21968, 25120, 27460, 43936, 50240, 54920, 87872, 109840, 215561, 219680, 431122, 439360, 862244, 1077805, 1724488, 2155610, 3448976, 4311220, 6897952, 8622440, 13795904, 17244880, 34489760, 68979520]

約数ペア:

[(1, 68979520), (2, 34489760), (4, 17244880), (5, 13795904), (8, 8622440), (10, 6897952), (16, 4311220), (20, 3448976), (32, 2155610), (40, 1724488), (64, 1077805), (80, 862244), (157, 439360), (160, 431122), (314, 219680), (320, 215561), (628, 109840), (785, 87872), (1256, 54920), (1373, 50240), (1570, 43936), (2512, 27460), (2746, 25120), (3140, 21968), (5024, 13730), (5492, 12560), (6280, 10984), (6865, 10048)]