208040950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{320063}}^1$

素因数の和:320088

約数の個数: 24

約数和(自身を含む): 416723328

約数和(自身を除く): 208682378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 320063, 640126, 1600315, 3200630, 4160819, 8001575, 8321638, 16003150, 20804095, 41608190, 104020475, 208040950]

約数ペア:

[(1, 208040950), (2, 104020475), (5, 41608190), (10, 20804095), (13, 16003150), (25, 8321638), (26, 8001575), (50, 4160819), (65, 3200630), (130, 1600315), (325, 640126), (650, 320063)]