81500130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2281}}^1$

素因数の和:2691

約数の個数: 48

約数和(自身を含む): 212527224

約数和(自身を除く): 131027094

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 397, 794, 1191, 1985, 2281, 2382, 3573, 3970, 4562, 5955, 6843, 7146, 11405, 11910, 13686, 17865, 20529, 22810, 34215, 35730, 41058, 68430, 102645, 205290, 905557, 1811114, 2716671, 4527785, 5433342, 8150013, 9055570, 13583355, 16300026, 27166710, 40750065, 81500130]

約数ペア:

[(1, 81500130), (2, 40750065), (3, 27166710), (5, 16300026), (6, 13583355), (9, 9055570), (10, 8150013), (15, 5433342), (18, 4527785), (30, 2716671), (45, 1811114), (90, 905557), (397, 205290), (794, 102645), (1191, 68430), (1985, 41058), (2281, 35730), (2382, 34215), (3573, 22810), (3970, 20529), (4562, 17865), (5955, 13686), (6843, 11910), (7146, 11405)]