53657890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 114670080

約数和(自身を除く): 61012190

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 157, 239, 286, 314, 478, 715, 785, 1195, 1430, 1570, 1727, 2041, 2390, 2629, 3107, 3454, 4082, 5258, 6214, 8635, 10205, 13145, 15535, 17270, 20410, 22451, 26290, 31070, 34177, 37523, 44902, 68354, 75046, 112255, 170885, 187615, 224510, 341770, 375230, 412753, 487799, 825506, 975598, 2063765, 2438995, 4127530, 4877990, 5365789, 10731578, 26828945, 53657890]

約数ペア:

[(1, 53657890), (2, 26828945), (5, 10731578), (10, 5365789), (11, 4877990), (13, 4127530), (22, 2438995), (26, 2063765), (55, 975598), (65, 825506), (110, 487799), (130, 412753), (143, 375230), (157, 341770), (239, 224510), (286, 187615), (314, 170885), (478, 112255), (715, 75046), (785, 68354), (1195, 44902), (1430, 37523), (1570, 34177), (1727, 31070), (2041, 26290), (2390, 22451), (2629, 20410), (3107, 17270), (3454, 15535), (4082, 13145), (5258, 10205), (6214, 8635)]