123939400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1$

素因数の和:755

約数の個数: 96

約数和(自身を含む): 315057960

約数和(自身を除く): 191118560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 73, 100, 104, 130, 146, 200, 260, 292, 325, 365, 520, 584, 650, 653, 730, 949, 1300, 1306, 1460, 1825, 1898, 2600, 2612, 2920, 3265, 3650, 3796, 4745, 5224, 6530, 7300, 7592, 8489, 9490, 13060, 14600, 16325, 16978, 18980, 23725, 26120, 32650, 33956, 37960, 42445, 47450, 47669, 65300, 67912, 84890, 94900, 95338, 130600, 169780, 189800, 190676, 212225, 238345, 339560, 381352, 424450, 476690, 619697, 848900, 953380, 1191725, 1239394, 1697800, 1906760, 2383450, 2478788, 3098485, 4766900, 4957576, 6196970, 9533800, 12393940, 15492425, 24787880, 30984850, 61969700, 123939400]

約数ペア:

[(1, 123939400), (2, 61969700), (4, 30984850), (5, 24787880), (8, 15492425), (10, 12393940), (13, 9533800), (20, 6196970), (25, 4957576), (26, 4766900), (40, 3098485), (50, 2478788), (52, 2383450), (65, 1906760), (73, 1697800), (100, 1239394), (104, 1191725), (130, 953380), (146, 848900), (200, 619697), (260, 476690), (292, 424450), (325, 381352), (365, 339560), (520, 238345), (584, 212225), (650, 190676), (653, 189800), (730, 169780), (949, 130600), (1300, 95338), (1306, 94900), (1460, 84890), (1825, 67912), (1898, 65300), (2600, 47669), (2612, 47450), (2920, 42445), (3265, 37960), (3650, 33956), (3796, 32650), (4745, 26120), (5224, 23725), (6530, 18980), (7300, 16978), (7592, 16325), (8489, 14600), (9490, 13060)]