76945280

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1103}}^1$

素因数の和:1231

約数の個数: 64

約数和(自身を含む): 185803200

約数和(自身を除く): 108857920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 872, 1090, 1103, 1744, 2180, 2206, 3488, 4360, 4412, 5515, 6976, 8720, 8824, 11030, 13952, 17440, 17648, 22060, 34880, 35296, 44120, 69760, 70592, 88240, 120227, 141184, 176480, 240454, 352960, 480908, 601135, 705920, 961816, 1202270, 1923632, 2404540, 3847264, 4809080, 7694528, 9618160, 15389056, 19236320, 38472640, 76945280]

約数ペア:

[(1, 76945280), (2, 38472640), (4, 19236320), (5, 15389056), (8, 9618160), (10, 7694528), (16, 4809080), (20, 3847264), (32, 2404540), (40, 1923632), (64, 1202270), (80, 961816), (109, 705920), (128, 601135), (160, 480908), (218, 352960), (320, 240454), (436, 176480), (545, 141184), (640, 120227), (872, 88240), (1090, 70592), (1103, 69760), (1744, 44120), (2180, 35296), (2206, 34880), (3488, 22060), (4360, 17648), (4412, 17440), (5515, 13952), (6976, 11030), (8720, 8824)]