65955520

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2609}}^1$

素因数の和:2705

約数の個数: 56

約数和(自身を含む): 159105600

約数和(自身を除く): 93150080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 2609, 3160, 5056, 5218, 6320, 10436, 12640, 13045, 20872, 25280, 26090, 41744, 52180, 83488, 104360, 166976, 206111, 208720, 412222, 417440, 824444, 834880, 1030555, 1648888, 2061110, 3297776, 4122220, 6595552, 8244440, 13191104, 16488880, 32977760, 65955520]

約数ペア:

[(1, 65955520), (2, 32977760), (4, 16488880), (5, 13191104), (8, 8244440), (10, 6595552), (16, 4122220), (20, 3297776), (32, 2061110), (40, 1648888), (64, 1030555), (79, 834880), (80, 824444), (158, 417440), (160, 412222), (316, 208720), (320, 206111), (395, 166976), (632, 104360), (790, 83488), (1264, 52180), (1580, 41744), (2528, 26090), (2609, 25280), (3160, 20872), (5056, 13045), (5218, 12640), (6320, 10436)]