61417240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{25171}}^1$

素因数の和:25243

約数の個数: 32

約数和(自身を含む): 140459760

約数和(自身を除く): 79042520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 25171, 50342, 100684, 125855, 201368, 251710, 503420, 1006840, 1535431, 3070862, 6141724, 7677155, 12283448, 15354310, 30708620, 61417240]

約数ペア:

[(1, 61417240), (2, 30708620), (4, 15354310), (5, 12283448), (8, 7677155), (10, 6141724), (20, 3070862), (40, 1535431), (61, 1006840), (122, 503420), (244, 251710), (305, 201368), (488, 125855), (610, 100684), (1220, 50342), (2440, 25171)]