251188160

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{7621}}^1$

素因数の和:7741

約数の個数: 56

約数和(自身を含む): 604028256

約数和(自身を除く): 352840096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1648, 2060, 3296, 4120, 6592, 7621, 8240, 15242, 16480, 30484, 32960, 38105, 60968, 76210, 121936, 152420, 243872, 304840, 487744, 609680, 784963, 1219360, 1569926, 2438720, 3139852, 3924815, 6279704, 7849630, 12559408, 15699260, 25118816, 31398520, 50237632, 62797040, 125594080, 251188160]

約数ペア:

[(1, 251188160), (2, 125594080), (4, 62797040), (5, 50237632), (8, 31398520), (10, 25118816), (16, 15699260), (20, 12559408), (32, 7849630), (40, 6279704), (64, 3924815), (80, 3139852), (103, 2438720), (160, 1569926), (206, 1219360), (320, 784963), (412, 609680), (515, 487744), (824, 304840), (1030, 243872), (1648, 152420), (2060, 121936), (3296, 76210), (4120, 60968), (6592, 38105), (7621, 32960), (8240, 30484), (15242, 16480)]