389968231150

素因数分解:

$2^1\times 5^2\times {\mathrm{491}}^1\times {\mathrm{3593}}^1\times {\mathrm{4421}}^1$

素因数の和:8517

約数の個数: 48

約数和(自身を含む): 727184917008

約数和(自身を除く): 337216685858

約数列:

[1, 2, 5, 10, 25, 50, 491, 982, 2455, 3593, 4421, 4910, 7186, 8842, 12275, 17965, 22105, 24550, 35930, 44210, 89825, 110525, 179650, 221050, 1764163, 2170711, 3528326, 4341422, 8820815, 10853555, 15884653, 17641630, 21707110, 31769306, 44104075, 54267775, 79423265, 88208150, 108535550, 158846530, 397116325, 794232650, 7799364623, 15598729246, 38996823115, 77993646230, 194984115575, 389968231150]

約数ペア:

[(1, 389968231150), (2, 194984115575), (5, 77993646230), (10, 38996823115), (25, 15598729246), (50, 7799364623), (491, 794232650), (982, 397116325), (2455, 158846530), (3593, 108535550), (4421, 88208150), (4910, 79423265), (7186, 54267775), (8842, 44104075), (12275, 31769306), (17965, 21707110), (22105, 17641630), (24550, 15884653), (35930, 10853555), (44210, 8820815), (89825, 4341422), (110525, 3528326), (179650, 2170711), (221050, 1764163)]