80335220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:513

約数の個数: 96

約数和(自身を含む): 204180480

約数和(自身を除く): 123845260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 47, 58, 70, 94, 116, 140, 145, 188, 203, 235, 290, 329, 406, 421, 470, 580, 658, 812, 842, 940, 1015, 1316, 1363, 1645, 1684, 2030, 2105, 2726, 2947, 3290, 4060, 4210, 5452, 5894, 6580, 6815, 8420, 9541, 11788, 12209, 13630, 14735, 19082, 19787, 24418, 27260, 29470, 38164, 39574, 47705, 48836, 58940, 61045, 79148, 85463, 95410, 98935, 122090, 138509, 170926, 190820, 197870, 244180, 277018, 341852, 395740, 427315, 554036, 573823, 692545, 854630, 1147646, 1385090, 1709260, 2295292, 2770180, 2869115, 4016761, 5738230, 8033522, 11476460, 16067044, 20083805, 40167610, 80335220]

約数ペア:

[(1, 80335220), (2, 40167610), (4, 20083805), (5, 16067044), (7, 11476460), (10, 8033522), (14, 5738230), (20, 4016761), (28, 2869115), (29, 2770180), (35, 2295292), (47, 1709260), (58, 1385090), (70, 1147646), (94, 854630), (116, 692545), (140, 573823), (145, 554036), (188, 427315), (203, 395740), (235, 341852), (290, 277018), (329, 244180), (406, 197870), (421, 190820), (470, 170926), (580, 138509), (658, 122090), (812, 98935), (842, 95410), (940, 85463), (1015, 79148), (1316, 61045), (1363, 58940), (1645, 48836), (1684, 47705), (2030, 39574), (2105, 38164), (2726, 29470), (2947, 27260), (3290, 24418), (4060, 19787), (4210, 19082), (5452, 14735), (5894, 13630), (6580, 12209), (6815, 11788), (8420, 9541)]