163033280

素因数分解:

$2^6\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1021}}^1$

素因数の和:1537

約数の個数: 56

約数和(自身を含む): 389382000

約数和(自身を除く): 226348720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 499, 998, 1021, 1996, 2042, 2495, 3992, 4084, 4990, 5105, 7984, 8168, 9980, 10210, 15968, 16336, 19960, 20420, 31936, 32672, 39920, 40840, 65344, 79840, 81680, 159680, 163360, 326720, 509479, 1018958, 2037916, 2547395, 4075832, 5094790, 8151664, 10189580, 16303328, 20379160, 32606656, 40758320, 81516640, 163033280]

約数ペア:

[(1, 163033280), (2, 81516640), (4, 40758320), (5, 32606656), (8, 20379160), (10, 16303328), (16, 10189580), (20, 8151664), (32, 5094790), (40, 4075832), (64, 2547395), (80, 2037916), (160, 1018958), (320, 509479), (499, 326720), (998, 163360), (1021, 159680), (1996, 81680), (2042, 79840), (2495, 65344), (3992, 40840), (4084, 39920), (4990, 32672), (5105, 31936), (7984, 20420), (8168, 19960), (9980, 16336), (10210, 15968)]