61388120

素因数分解:

$2^3\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{1399}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 138348000

約数和(自身を除く): 76959880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1097, 1399, 2194, 2798, 4388, 5485, 5596, 6995, 8776, 10970, 11192, 13990, 21940, 27980, 43880, 55960, 1534703, 3069406, 6138812, 7673515, 12277624, 15347030, 30694060, 61388120]

約数ペア:

[(1, 61388120), (2, 30694060), (4, 15347030), (5, 12277624), (8, 7673515), (10, 6138812), (20, 3069406), (40, 1534703), (1097, 55960), (1399, 43880), (2194, 27980), (2798, 21940), (4388, 13990), (5485, 11192), (5596, 10970), (6995, 8776)]