5280475280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1609901}}^1$

素因数の和:1609955

約数の個数: 40

約数和(自身を含む): 12576554424

約数和(自身を除く): 7296079144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 1609901, 3219802, 6439604, 8049505, 12879208, 16099010, 25758416, 32198020, 64396040, 66005941, 128792080, 132011882, 264023764, 330029705, 528047528, 660059410, 1056095056, 1320118820, 2640237640, 5280475280]

約数ペア:

[(1, 5280475280), (2, 2640237640), (4, 1320118820), (5, 1056095056), (8, 660059410), (10, 528047528), (16, 330029705), (20, 264023764), (40, 132011882), (41, 128792080), (80, 66005941), (82, 64396040), (164, 32198020), (205, 25758416), (328, 16099010), (410, 12879208), (656, 8049505), (820, 6439604), (1640, 3219802), (3280, 1609901)]