206529128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 430693200

約数和(自身を除く): 224164072

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 89, 104, 106, 178, 212, 356, 421, 424, 689, 712, 842, 1157, 1378, 1684, 2314, 2756, 3368, 4628, 4717, 5473, 5512, 9256, 9434, 10946, 18868, 21892, 22313, 37469, 37736, 43784, 44626, 61321, 74938, 89252, 122642, 149876, 178504, 245284, 290069, 299752, 487097, 490568, 580138, 974194, 1160276, 1948388, 1985857, 2320552, 3896776, 3971714, 7943428, 15886856, 25816141, 51632282, 103264564, 206529128]

約数ペア:

[(1, 206529128), (2, 103264564), (4, 51632282), (8, 25816141), (13, 15886856), (26, 7943428), (52, 3971714), (53, 3896776), (89, 2320552), (104, 1985857), (106, 1948388), (178, 1160276), (212, 974194), (356, 580138), (421, 490568), (424, 487097), (689, 299752), (712, 290069), (842, 245284), (1157, 178504), (1378, 149876), (1684, 122642), (2314, 89252), (2756, 74938), (3368, 61321), (4628, 44626), (4717, 43784), (5473, 37736), (5512, 37469), (9256, 22313), (9434, 21892), (10946, 18868)]