72524660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:577

約数の個数: 72

約数和(自身を含む): 169092000

約数和(自身を除く): 96567340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 169, 172, 215, 260, 338, 430, 499, 559, 676, 845, 860, 998, 1118, 1690, 1996, 2236, 2495, 2795, 3380, 4990, 5590, 6487, 7267, 9980, 11180, 12974, 14534, 21457, 25948, 29068, 32435, 36335, 42914, 64870, 72670, 84331, 85828, 107285, 129740, 145340, 168662, 214570, 278941, 337324, 421655, 429140, 557882, 843310, 1115764, 1394705, 1686620, 2789410, 3626233, 5578820, 7252466, 14504932, 18131165, 36262330, 72524660]

約数ペア:

[(1, 72524660), (2, 36262330), (4, 18131165), (5, 14504932), (10, 7252466), (13, 5578820), (20, 3626233), (26, 2789410), (43, 1686620), (52, 1394705), (65, 1115764), (86, 843310), (130, 557882), (169, 429140), (172, 421655), (215, 337324), (260, 278941), (338, 214570), (430, 168662), (499, 145340), (559, 129740), (676, 107285), (845, 85828), (860, 84331), (998, 72670), (1118, 64870), (1690, 42914), (1996, 36335), (2236, 32435), (2495, 29068), (2795, 25948), (3380, 21457), (4990, 14534), (5590, 12974), (6487, 11180), (7267, 9980)]