86482480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{397}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 230967360

約数和(自身を除く): 144484880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 389, 397, 560, 778, 794, 1556, 1588, 1945, 1985, 2723, 2779, 3112, 3176, 3890, 3970, 5446, 5558, 6224, 6352, 7780, 7940, 10892, 11116, 13615, 13895, 15560, 15880, 21784, 22232, 27230, 27790, 31120, 31760, 43568, 44464, 54460, 55580, 108920, 111160, 154433, 217840, 222320, 308866, 617732, 772165, 1081031, 1235464, 1544330, 2162062, 2470928, 3088660, 4324124, 5405155, 6177320, 8648248, 10810310, 12354640, 17296496, 21620620, 43241240, 86482480]

約数ペア:

[(1, 86482480), (2, 43241240), (4, 21620620), (5, 17296496), (7, 12354640), (8, 10810310), (10, 8648248), (14, 6177320), (16, 5405155), (20, 4324124), (28, 3088660), (35, 2470928), (40, 2162062), (56, 1544330), (70, 1235464), (80, 1081031), (112, 772165), (140, 617732), (280, 308866), (389, 222320), (397, 217840), (560, 154433), (778, 111160), (794, 108920), (1556, 55580), (1588, 54460), (1945, 44464), (1985, 43568), (2723, 31760), (2779, 31120), (3112, 27790), (3176, 27230), (3890, 22232), (3970, 21784), (5446, 15880), (5558, 15560), (6224, 13895), (6352, 13615), (7780, 11116), (7940, 10892)]