39969280

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1237

約数の個数: 80

約数和(自身を含む): 103290264

約数和(自身を除く): 63320984

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1201, 1280, 1664, 2080, 2402, 2560, 3328, 4160, 4804, 6005, 6656, 8320, 9608, 12010, 15613, 16640, 19216, 24020, 31226, 33280, 38432, 48040, 62452, 76864, 78065, 96080, 124904, 153728, 156130, 192160, 249808, 307456, 312260, 384320, 499616, 614912, 624520, 768640, 999232, 1249040, 1537280, 1998464, 2498080, 3074560, 3996928, 4996160, 7993856, 9992320, 19984640, 39969280]

約数ペア:

[(1, 39969280), (2, 19984640), (4, 9992320), (5, 7993856), (8, 4996160), (10, 3996928), (13, 3074560), (16, 2498080), (20, 1998464), (26, 1537280), (32, 1249040), (40, 999232), (52, 768640), (64, 624520), (65, 614912), (80, 499616), (104, 384320), (128, 312260), (130, 307456), (160, 249808), (208, 192160), (256, 156130), (260, 153728), (320, 124904), (416, 96080), (512, 78065), (520, 76864), (640, 62452), (832, 48040), (1040, 38432), (1201, 33280), (1280, 31226), (1664, 24020), (2080, 19216), (2402, 16640), (2560, 15613), (3328, 12010), (4160, 9608), (4804, 8320), (6005, 6656)]