25611460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2999}}^1$

素因数の和:3076

約数の個数: 48

約数和(自身を含む): 62496000

約数和(自身を除く): 36884540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 2999, 4270, 5998, 8540, 11996, 14995, 20993, 29990, 41986, 59980, 83972, 104965, 182939, 209930, 365878, 419860, 731756, 914695, 1280573, 1829390, 2561146, 3658780, 5122292, 6402865, 12805730, 25611460]

約数ペア:

[(1, 25611460), (2, 12805730), (4, 6402865), (5, 5122292), (7, 3658780), (10, 2561146), (14, 1829390), (20, 1280573), (28, 914695), (35, 731756), (61, 419860), (70, 365878), (122, 209930), (140, 182939), (244, 104965), (305, 83972), (427, 59980), (610, 41986), (854, 29990), (1220, 20993), (1708, 14995), (2135, 11996), (2999, 8540), (4270, 5998)]