161567293460

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1\times {\mathrm{65983}}^1$

素因数の和:66824

約数の個数: 48

約数和(自身を含む): 341604974592

約数和(自身を除く): 180037681132

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 641, 764, 955, 1282, 1910, 2564, 3205, 3820, 6410, 12820, 65983, 122431, 131966, 244862, 263932, 329915, 489724, 612155, 659830, 1224310, 1319660, 2448620, 12602753, 25205506, 42295103, 50411012, 63013765, 84590206, 126027530, 169180412, 211475515, 252055060, 422951030, 845902060, 8078364673, 16156729346, 32313458692, 40391823365, 80783646730, 161567293460]

約数ペア:

[(1, 161567293460), (2, 80783646730), (4, 40391823365), (5, 32313458692), (10, 16156729346), (20, 8078364673), (191, 845902060), (382, 422951030), (641, 252055060), (764, 211475515), (955, 169180412), (1282, 126027530), (1910, 84590206), (2564, 63013765), (3205, 50411012), (3820, 42295103), (6410, 25205506), (12820, 12602753), (65983, 2448620), (122431, 1319660), (131966, 1224310), (244862, 659830), (263932, 612155), (329915, 489724)]