127755550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{1163}}^1$

素因数の和:1214

約数の個数: 48

約数和(自身を含む): 257639760

約数和(自身を除く): 129884210

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1163, 1690, 2197, 2326, 4225, 4394, 5815, 8450, 10985, 11630, 15119, 21970, 29075, 30238, 54925, 58150, 75595, 109850, 151190, 196547, 377975, 393094, 755950, 982735, 1965470, 2555111, 4913675, 5110222, 9827350, 12775555, 25551110, 63877775, 127755550]

約数ペア:

[(1, 127755550), (2, 63877775), (5, 25551110), (10, 12775555), (13, 9827350), (25, 5110222), (26, 4913675), (50, 2555111), (65, 1965470), (130, 982735), (169, 755950), (325, 393094), (338, 377975), (650, 196547), (845, 151190), (1163, 109850), (1690, 75595), (2197, 58150), (2326, 54925), (4225, 30238), (4394, 29075), (5815, 21970), (8450, 15119), (10985, 11630)]