65374480

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5879}}^1$

素因数の和:6031

約数の個数: 40

約数和(自身を含む): 153115200

約数和(自身を除く): 87740720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 5879, 11120, 11758, 23516, 29395, 47032, 58790, 94064, 117580, 235160, 470320, 817181, 1634362, 3268724, 4085905, 6537448, 8171810, 13074896, 16343620, 32687240, 65374480]

約数ペア:

[(1, 65374480), (2, 32687240), (4, 16343620), (5, 13074896), (8, 8171810), (10, 6537448), (16, 4085905), (20, 3268724), (40, 1634362), (80, 817181), (139, 470320), (278, 235160), (556, 117580), (695, 94064), (1112, 58790), (1390, 47032), (2224, 29395), (2780, 23516), (5560, 11758), (5879, 11120)]