256262550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{74279}}^1$

素因数の和:74317

約数の個数: 48

約数和(自身を含む): 663171840

約数和(自身を除く): 406909290

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 74279, 148558, 222837, 371395, 445674, 742790, 1114185, 1708417, 1856975, 2228370, 3416834, 3713950, 5125251, 5570925, 8542085, 10250502, 11141850, 17084170, 25626255, 42710425, 51252510, 85420850, 128131275, 256262550]

約数ペア:

[(1, 256262550), (2, 128131275), (3, 85420850), (5, 51252510), (6, 42710425), (10, 25626255), (15, 17084170), (23, 11141850), (25, 10250502), (30, 8542085), (46, 5570925), (50, 5125251), (69, 3713950), (75, 3416834), (115, 2228370), (138, 1856975), (150, 1708417), (230, 1114185), (345, 742790), (575, 445674), (690, 371395), (1150, 222837), (1725, 148558), (3450, 74279)]