202100320

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20707}}^1$

素因数の和:20783

約数の個数: 48

約数和(自身を含む): 485312688

約数和(自身を除く): 283212368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9760, 20707, 41414, 82828, 103535, 165656, 207070, 331312, 414140, 662624, 828280, 1263127, 1656560, 2526254, 3313120, 5052508, 6315635, 10105016, 12631270, 20210032, 25262540, 40420064, 50525080, 101050160, 202100320]

約数ペア:

[(1, 202100320), (2, 101050160), (4, 50525080), (5, 40420064), (8, 25262540), (10, 20210032), (16, 12631270), (20, 10105016), (32, 6315635), (40, 5052508), (61, 3313120), (80, 2526254), (122, 1656560), (160, 1263127), (244, 828280), (305, 662624), (488, 414140), (610, 331312), (976, 207070), (1220, 165656), (1952, 103535), (2440, 82828), (4880, 41414), (9760, 20707)]