2850650

素因数分解:

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

素因数の和:167

約数の個数: 48

約数和(自身を含む): 5946048

約数和(自身を除く): 3095398

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 73, 110, 142, 146, 275, 355, 365, 550, 710, 730, 781, 803, 1562, 1606, 1775, 1825, 3550, 3650, 3905, 4015, 5183, 7810, 8030, 10366, 19525, 20075, 25915, 39050, 40150, 51830, 57013, 114026, 129575, 259150, 285065, 570130, 1425325, 2850650]

約数ペア:

[(1, 2850650), (2, 1425325), (5, 570130), (10, 285065), (11, 259150), (22, 129575), (25, 114026), (50, 57013), (55, 51830), (71, 40150), (73, 39050), (110, 25915), (142, 20075), (146, 19525), (275, 10366), (355, 8030), (365, 7810), (550, 5183), (710, 4015), (730, 3905), (781, 3650), (803, 3550), (1562, 1825), (1606, 1775)]