7252540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 16384032

約数和(自身を除く): 9131492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 257, 332, 340, 415, 514, 830, 1028, 1285, 1411, 1660, 2570, 2822, 4369, 5140, 5644, 7055, 8738, 14110, 17476, 21331, 21845, 28220, 42662, 43690, 85324, 87380, 106655, 213310, 362627, 426620, 725254, 1450508, 1813135, 3626270, 7252540]

約数ペア:

[(1, 7252540), (2, 3626270), (4, 1813135), (5, 1450508), (10, 725254), (17, 426620), (20, 362627), (34, 213310), (68, 106655), (83, 87380), (85, 85324), (166, 43690), (170, 42662), (257, 28220), (332, 21845), (340, 21331), (415, 17476), (514, 14110), (830, 8738), (1028, 7055), (1285, 5644), (1411, 5140), (1660, 4369), (2570, 2822)]