81749015

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 105963648

約数和(自身を除く): 24214633

約数列:

[1, 5, 23, 31, 115, 155, 529, 713, 997, 2645, 3565, 4985, 16399, 22931, 30907, 81995, 114655, 154535, 527413, 710861, 2637065, 3554305, 16349803, 81749015]

約数ペア:

[(1, 81749015), (5, 16349803), (23, 3554305), (31, 2637065), (115, 710861), (155, 527413), (529, 154535), (713, 114655), (997, 81995), (2645, 30907), (3565, 22931), (4985, 16399)]