85963160

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{15461}}^1$

素因数の和:15611

約数の個数: 32

約数和(自身を含む): 194821200

約数和(自身を除く): 108858040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 15461, 30922, 61844, 77305, 123688, 154610, 309220, 618440, 2149079, 4298158, 8596316, 10745395, 17192632, 21490790, 42981580, 85963160]

約数ペア:

[(1, 85963160), (2, 42981580), (4, 21490790), (5, 17192632), (8, 10745395), (10, 8596316), (20, 4298158), (40, 2149079), (139, 618440), (278, 309220), (556, 154610), (695, 123688), (1112, 77305), (1390, 61844), (2780, 30922), (5560, 15461)]