156714220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1373}}^1$

素因数の和:1834

約数の個数: 48

約数和(自身を含む): 355481280

約数和(自身を除く): 198767060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 439, 878, 1373, 1756, 2195, 2746, 4390, 5492, 5707, 6865, 8780, 11414, 13730, 17849, 22828, 27460, 28535, 35698, 57070, 71396, 89245, 114140, 178490, 356980, 602747, 1205494, 2410988, 3013735, 6027470, 7835711, 12054940, 15671422, 31342844, 39178555, 78357110, 156714220]

約数ペア:

[(1, 156714220), (2, 78357110), (4, 39178555), (5, 31342844), (10, 15671422), (13, 12054940), (20, 7835711), (26, 6027470), (52, 3013735), (65, 2410988), (130, 1205494), (260, 602747), (439, 356980), (878, 178490), (1373, 114140), (1756, 89245), (2195, 71396), (2746, 57070), (4390, 35698), (5492, 28535), (5707, 27460), (6865, 22828), (8780, 17849), (11414, 13730)]