27951950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43003}}^1$

素因数の和:43028

約数の個数: 24

約数和(自身を含む): 55991208

約数和(自身を除く): 28039258

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 43003, 86006, 215015, 430030, 559039, 1075075, 1118078, 2150150, 2795195, 5590390, 13975975, 27951950]

約数ペア:

[(1, 27951950), (2, 13975975), (5, 5590390), (10, 2795195), (13, 2150150), (25, 1118078), (26, 1075075), (50, 559039), (65, 430030), (130, 215015), (325, 86006), (650, 43003)]