47320790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 96671232

約数和(自身を除く): 49350442

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 73, 83, 110, 142, 146, 166, 355, 365, 415, 710, 730, 781, 803, 830, 913, 1562, 1606, 1826, 3905, 4015, 4565, 5183, 5893, 6059, 7810, 8030, 9130, 10366, 11786, 12118, 25915, 29465, 30295, 51830, 57013, 58930, 60590, 64823, 66649, 114026, 129646, 133298, 285065, 324115, 333245, 430189, 570130, 648230, 666490, 860378, 2150945, 4301890, 4732079, 9464158, 23660395, 47320790]

約数ペア:

[(1, 47320790), (2, 23660395), (5, 9464158), (10, 4732079), (11, 4301890), (22, 2150945), (55, 860378), (71, 666490), (73, 648230), (83, 570130), (110, 430189), (142, 333245), (146, 324115), (166, 285065), (355, 133298), (365, 129646), (415, 114026), (710, 66649), (730, 64823), (781, 60590), (803, 58930), (830, 57013), (913, 51830), (1562, 30295), (1606, 29465), (1826, 25915), (3905, 12118), (4015, 11786), (4565, 10366), (5183, 9130), (5893, 8030), (6059, 7810)]