63957940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{853}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 141176448

約数和(自身を除く): 77218508

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 163, 230, 326, 460, 652, 815, 853, 1630, 1706, 3260, 3412, 3749, 4265, 7498, 8530, 14996, 17060, 18745, 19619, 37490, 39238, 74980, 78476, 98095, 139039, 196190, 278078, 392380, 556156, 695195, 1390390, 2780780, 3197897, 6395794, 12791588, 15989485, 31978970, 63957940]

約数ペア:

[(1, 63957940), (2, 31978970), (4, 15989485), (5, 12791588), (10, 6395794), (20, 3197897), (23, 2780780), (46, 1390390), (92, 695195), (115, 556156), (163, 392380), (230, 278078), (326, 196190), (460, 139039), (652, 98095), (815, 78476), (853, 74980), (1630, 39238), (1706, 37490), (3260, 19619), (3412, 18745), (3749, 17060), (4265, 14996), (7498, 8530)]