69991645

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 93726720

約数和(自身を除く): 23735075

約数列:

[1, 5, 23, 29, 31, 115, 145, 155, 667, 677, 713, 899, 3335, 3385, 3565, 4495, 15571, 19633, 20677, 20987, 77855, 98165, 103385, 104935, 451559, 482701, 608623, 2257795, 2413505, 3043115, 13998329, 69991645]

約数ペア:

[(1, 69991645), (5, 13998329), (23, 3043115), (29, 2413505), (31, 2257795), (115, 608623), (145, 482701), (155, 451559), (667, 104935), (677, 103385), (713, 98165), (899, 77855), (3335, 20987), (3385, 20677), (3565, 19633), (4495, 15571)]