135719680

素因数分解:

$2^8\times 5^1\times {\mathrm{106031}}^1$

素因数の和:106052

約数の個数: 36

約数和(自身を含む): 325094112

約数和(自身を除く): 189374432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 106031, 212062, 424124, 530155, 848248, 1060310, 1696496, 2120620, 3392992, 4241240, 6785984, 8482480, 13571968, 16964960, 27143936, 33929920, 67859840, 135719680]

約数ペア:

[(1, 135719680), (2, 67859840), (4, 33929920), (5, 27143936), (8, 16964960), (10, 13571968), (16, 8482480), (20, 6785984), (32, 4241240), (40, 3392992), (64, 2120620), (80, 1696496), (128, 1060310), (160, 848248), (256, 530155), (320, 424124), (640, 212062), (1280, 106031)]