1279890112

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{631}}^1\times {\mathrm{773}}^1$

素因数の和:1457

約数の個数: 56

約数和(自身を含む): 2609222112

約数和(自身を除く): 1329332000

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 631, 656, 773, 1262, 1312, 1546, 2524, 2624, 3092, 5048, 6184, 10096, 12368, 20192, 24736, 25871, 31693, 40384, 49472, 51742, 63386, 103484, 126772, 206968, 253544, 413936, 487763, 507088, 827872, 975526, 1014176, 1655744, 1951052, 2028352, 3902104, 7804208, 15608416, 19998283, 31216832, 39996566, 79993132, 159986264, 319972528, 639945056, 1279890112]

約数ペア:

[(1, 1279890112), (2, 639945056), (4, 319972528), (8, 159986264), (16, 79993132), (32, 39996566), (41, 31216832), (64, 19998283), (82, 15608416), (164, 7804208), (328, 3902104), (631, 2028352), (656, 1951052), (773, 1655744), (1262, 1014176), (1312, 975526), (1546, 827872), (2524, 507088), (2624, 487763), (3092, 413936), (5048, 253544), (6184, 206968), (10096, 126772), (12368, 103484), (20192, 63386), (24736, 51742), (25871, 49472), (31693, 40384)]