9680450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 19826856

約数和(自身を除く): 10146406

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 281, 325, 530, 562, 650, 689, 1325, 1378, 1405, 2650, 2810, 3445, 3653, 6890, 7025, 7306, 14050, 14893, 17225, 18265, 29786, 34450, 36530, 74465, 91325, 148930, 182650, 193609, 372325, 387218, 744650, 968045, 1936090, 4840225, 9680450]

約数ペア:

[(1, 9680450), (2, 4840225), (5, 1936090), (10, 968045), (13, 744650), (25, 387218), (26, 372325), (50, 193609), (53, 182650), (65, 148930), (106, 91325), (130, 74465), (265, 36530), (281, 34450), (325, 29786), (530, 18265), (562, 17225), (650, 14893), (689, 14050), (1325, 7306), (1378, 7025), (1405, 6890), (2650, 3653), (2810, 3445)]