1282074880

素因数分解:

$2^8\times 5^1\times {\mathrm{1001621}}^1$

素因数の和:1001642

約数の個数: 36

約数和(自身を含む): 3070973052

約数和(自身を除く): 1788898172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1001621, 2003242, 4006484, 5008105, 8012968, 10016210, 16025936, 20032420, 32051872, 40064840, 64103744, 80129680, 128207488, 160259360, 256414976, 320518720, 641037440, 1282074880]

約数ペア:

[(1, 1282074880), (2, 641037440), (4, 320518720), (5, 256414976), (8, 160259360), (10, 128207488), (16, 80129680), (20, 64103744), (32, 40064840), (40, 32051872), (64, 20032420), (80, 16025936), (128, 10016210), (160, 8012968), (256, 5008105), (320, 4006484), (640, 2003242), (1280, 1001621)]