103478440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{198997}}^1$

素因数の和:199021

約数の個数: 32

約数和(自身を含む): 250737480

約数和(自身を除く): 147259040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 198997, 397994, 795988, 994985, 1591976, 1989970, 2586961, 3979940, 5173922, 7959880, 10347844, 12934805, 20695688, 25869610, 51739220, 103478440]

約数ペア:

[(1, 103478440), (2, 51739220), (4, 25869610), (5, 20695688), (8, 12934805), (10, 10347844), (13, 7959880), (20, 5173922), (26, 3979940), (40, 2586961), (52, 1989970), (65, 1591976), (104, 994985), (130, 795988), (260, 397994), (520, 198997)]