51686430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 128494080

約数和(自身を除く): 76807650

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 103, 129, 206, 215, 258, 309, 389, 430, 515, 618, 645, 778, 1030, 1167, 1290, 1545, 1945, 2334, 3090, 3890, 4429, 5835, 8858, 11670, 13287, 16727, 22145, 26574, 33454, 40067, 44290, 50181, 66435, 80134, 83635, 100362, 120201, 132870, 167270, 200335, 240402, 250905, 400670, 501810, 601005, 1202010, 1722881, 3445762, 5168643, 8614405, 10337286, 17228810, 25843215, 51686430]

約数ペア:

[(1, 51686430), (2, 25843215), (3, 17228810), (5, 10337286), (6, 8614405), (10, 5168643), (15, 3445762), (30, 1722881), (43, 1202010), (86, 601005), (103, 501810), (129, 400670), (206, 250905), (215, 240402), (258, 200335), (309, 167270), (389, 132870), (430, 120201), (515, 100362), (618, 83635), (645, 80134), (778, 66435), (1030, 50181), (1167, 44290), (1290, 40067), (1545, 33454), (1945, 26574), (2334, 22145), (3090, 16727), (3890, 13287), (4429, 11670), (5835, 8858)]