8320624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:497

約数の個数: 40

約数和(自身を含む): 17568320

約数和(自身を除く): 9247696

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 367, 436, 734, 872, 1417, 1468, 1744, 2834, 2936, 4771, 5668, 5872, 9542, 11336, 19084, 22672, 38168, 40003, 76336, 80006, 160012, 320024, 520039, 640048, 1040078, 2080156, 4160312, 8320624]

約数ペア:

[(1, 8320624), (2, 4160312), (4, 2080156), (8, 1040078), (13, 640048), (16, 520039), (26, 320024), (52, 160012), (104, 80006), (109, 76336), (208, 40003), (218, 38168), (367, 22672), (436, 19084), (734, 11336), (872, 9542), (1417, 5872), (1468, 5668), (1744, 4771), (2834, 2936)]