528045544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^2\times {\mathrm{641}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 1080043020

約数和(自身を除く): 551997476

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 641, 712, 1157, 1282, 2314, 2564, 4628, 5128, 7921, 8333, 9256, 15842, 16666, 31684, 33332, 57049, 63368, 66664, 102973, 114098, 205946, 228196, 411892, 456392, 741637, 823784, 1483274, 2966548, 5077361, 5933096, 10154722, 20309444, 40618888, 66005693, 132011386, 264022772, 528045544]

約数ペア:

[(1, 528045544), (2, 264022772), (4, 132011386), (8, 66005693), (13, 40618888), (26, 20309444), (52, 10154722), (89, 5933096), (104, 5077361), (178, 2966548), (356, 1483274), (641, 823784), (712, 741637), (1157, 456392), (1282, 411892), (2314, 228196), (2564, 205946), (4628, 114098), (5128, 102973), (7921, 66664), (8333, 63368), (9256, 57049), (15842, 33332), (16666, 31684)]