323753480

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 742625280

約数和(自身を除く): 418871800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 127, 202, 254, 404, 505, 508, 631, 635, 808, 1010, 1016, 1262, 1270, 2020, 2524, 2540, 3155, 4040, 5048, 5080, 6310, 12620, 12827, 25240, 25654, 51308, 63731, 64135, 80137, 102616, 127462, 128270, 160274, 254924, 256540, 318655, 320548, 400685, 509848, 513080, 637310, 641096, 801370, 1274620, 1602740, 2549240, 3205480, 8093837, 16187674, 32375348, 40469185, 64750696, 80938370, 161876740, 323753480]

約数ペア:

[(1, 323753480), (2, 161876740), (4, 80938370), (5, 64750696), (8, 40469185), (10, 32375348), (20, 16187674), (40, 8093837), (101, 3205480), (127, 2549240), (202, 1602740), (254, 1274620), (404, 801370), (505, 641096), (508, 637310), (631, 513080), (635, 509848), (808, 400685), (1010, 320548), (1016, 318655), (1262, 256540), (1270, 254924), (2020, 160274), (2524, 128270), (2540, 127462), (3155, 102616), (4040, 80137), (5048, 64135), (5080, 63731), (6310, 51308), (12620, 25654), (12827, 25240)]