128467144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1334

約数の個数: 64

約数和(自身を含む): 277200000

約数和(自身を除く): 148732856

約数列:

[1, 2, 4, 8, 13, 23, 26, 43, 46, 52, 86, 92, 104, 172, 184, 299, 344, 559, 598, 989, 1118, 1196, 1249, 1978, 2236, 2392, 2498, 3956, 4472, 4996, 7912, 9992, 12857, 16237, 25714, 28727, 32474, 51428, 53707, 57454, 64948, 102856, 107414, 114908, 129896, 214828, 229816, 373451, 429656, 698191, 746902, 1235261, 1396382, 1493804, 2470522, 2792764, 2987608, 4941044, 5585528, 9882088, 16058393, 32116786, 64233572, 128467144]

約数ペア:

[(1, 128467144), (2, 64233572), (4, 32116786), (8, 16058393), (13, 9882088), (23, 5585528), (26, 4941044), (43, 2987608), (46, 2792764), (52, 2470522), (86, 1493804), (92, 1396382), (104, 1235261), (172, 746902), (184, 698191), (299, 429656), (344, 373451), (559, 229816), (598, 214828), (989, 129896), (1118, 114908), (1196, 107414), (1249, 102856), (1978, 64948), (2236, 57454), (2392, 53707), (2498, 51428), (3956, 32474), (4472, 28727), (4996, 25714), (7912, 16237), (9992, 12857)]