55025440

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1039}}^1$

素因数の和:1385

約数の個数: 48

約数和(自身を含む): 130515840

約数和(自身を除く): 75490400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 662, 1039, 1324, 1655, 2078, 2648, 3310, 4156, 5195, 5296, 6620, 8312, 10390, 10592, 13240, 16624, 20780, 26480, 33248, 41560, 52960, 83120, 166240, 343909, 687818, 1375636, 1719545, 2751272, 3439090, 5502544, 6878180, 11005088, 13756360, 27512720, 55025440]

約数ペア:

[(1, 55025440), (2, 27512720), (4, 13756360), (5, 11005088), (8, 6878180), (10, 5502544), (16, 3439090), (20, 2751272), (32, 1719545), (40, 1375636), (80, 687818), (160, 343909), (331, 166240), (662, 83120), (1039, 52960), (1324, 41560), (1655, 33248), (2078, 26480), (2648, 20780), (3310, 16624), (4156, 13240), (5195, 10592), (5296, 10390), (6620, 8312)]