125489780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{983}}^1$

素因数の和:1496

約数の個数: 48

約数和(自身を含む): 284667264

約数和(自身を除く): 159177484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 491, 982, 983, 1964, 1966, 2455, 3932, 4910, 4915, 6383, 9820, 9830, 12766, 12779, 19660, 25532, 25558, 31915, 51116, 63830, 63895, 127660, 127790, 255580, 482653, 965306, 1930612, 2413265, 4826530, 6274489, 9653060, 12548978, 25097956, 31372445, 62744890, 125489780]

約数ペア:

[(1, 125489780), (2, 62744890), (4, 31372445), (5, 25097956), (10, 12548978), (13, 9653060), (20, 6274489), (26, 4826530), (52, 2413265), (65, 1930612), (130, 965306), (260, 482653), (491, 255580), (982, 127790), (983, 127660), (1964, 63895), (1966, 63830), (2455, 51116), (3932, 31915), (4910, 25558), (4915, 25532), (6383, 19660), (9820, 12779), (9830, 12766)]