50103280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8821}}^1$

素因数の和:8905

約数の個数: 40

約数和(自身を含む): 118144224

約数和(自身を除く): 68040944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 8821, 17642, 35284, 44105, 70568, 88210, 141136, 176420, 352840, 626291, 705680, 1252582, 2505164, 3131455, 5010328, 6262910, 10020656, 12525820, 25051640, 50103280]

約数ペア:

[(1, 50103280), (2, 25051640), (4, 12525820), (5, 10020656), (8, 6262910), (10, 5010328), (16, 3131455), (20, 2505164), (40, 1252582), (71, 705680), (80, 626291), (142, 352840), (284, 176420), (355, 141136), (568, 88210), (710, 70568), (1136, 44105), (1420, 35284), (2840, 17642), (5680, 8821)]