1328464700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{3083}}^1$

素因数の和:3267

約数の個数: 72

約数和(自身を含む): 2998141440

約数和(自身を除く): 1669676740

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 139, 155, 278, 310, 556, 620, 695, 775, 1390, 1550, 2780, 3083, 3100, 3475, 4309, 6166, 6950, 8618, 12332, 13900, 15415, 17236, 21545, 30830, 43090, 61660, 77075, 86180, 95573, 107725, 154150, 191146, 215450, 308300, 382292, 428537, 430900, 477865, 857074, 955730, 1714148, 1911460, 2142685, 2389325, 4285370, 4778650, 8570740, 9557300, 10713425, 13284647, 21426850, 26569294, 42853700, 53138588, 66423235, 132846470, 265692940, 332116175, 664232350, 1328464700]

約数ペア:

[(1, 1328464700), (2, 664232350), (4, 332116175), (5, 265692940), (10, 132846470), (20, 66423235), (25, 53138588), (31, 42853700), (50, 26569294), (62, 21426850), (100, 13284647), (124, 10713425), (139, 9557300), (155, 8570740), (278, 4778650), (310, 4285370), (556, 2389325), (620, 2142685), (695, 1911460), (775, 1714148), (1390, 955730), (1550, 857074), (2780, 477865), (3083, 430900), (3100, 428537), (3475, 382292), (4309, 308300), (6166, 215450), (6950, 191146), (8618, 154150), (12332, 107725), (13900, 95573), (15415, 86180), (17236, 77075), (21545, 61660), (30830, 43090)]