64654330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 128123424

約数和(自身を除く): 63469094

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 169, 335, 338, 571, 670, 845, 871, 1142, 1690, 1742, 2855, 4355, 5710, 7423, 8710, 11323, 14846, 22646, 37115, 38257, 56615, 74230, 76514, 96499, 113230, 191285, 192998, 382570, 482495, 497341, 964990, 994682, 2486705, 4973410, 6465433, 12930866, 32327165, 64654330]

約数ペア:

[(1, 64654330), (2, 32327165), (5, 12930866), (10, 6465433), (13, 4973410), (26, 2486705), (65, 994682), (67, 964990), (130, 497341), (134, 482495), (169, 382570), (335, 192998), (338, 191285), (571, 113230), (670, 96499), (845, 76514), (871, 74230), (1142, 56615), (1690, 38257), (1742, 37115), (2855, 22646), (4355, 14846), (5710, 11323), (7423, 8710)]