85209320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{877}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 219991680

約数和(自身を除く): 134782360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 694, 877, 1388, 1735, 1754, 2429, 2776, 3470, 3508, 4385, 4858, 6139, 6940, 7016, 8770, 9716, 12145, 12278, 13880, 17540, 19432, 24290, 24556, 30695, 35080, 48580, 49112, 61390, 97160, 122780, 245560, 304319, 608638, 1217276, 1521595, 2130233, 2434552, 3043190, 4260466, 6086380, 8520932, 10651165, 12172760, 17041864, 21302330, 42604660, 85209320]

約数ペア:

[(1, 85209320), (2, 42604660), (4, 21302330), (5, 17041864), (7, 12172760), (8, 10651165), (10, 8520932), (14, 6086380), (20, 4260466), (28, 3043190), (35, 2434552), (40, 2130233), (56, 1521595), (70, 1217276), (140, 608638), (280, 304319), (347, 245560), (694, 122780), (877, 97160), (1388, 61390), (1735, 49112), (1754, 48580), (2429, 35080), (2776, 30695), (3470, 24556), (3508, 24290), (4385, 19432), (4858, 17540), (6139, 13880), (6940, 12278), (7016, 12145), (8770, 9716)]