71683664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4721}}^1$

素因数の和:4815

約数の個数: 40

約数和(自身を含む): 151651752

約数和(自身を除く): 79968088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1898, 3796, 4721, 7592, 9442, 15184, 18884, 37768, 61373, 75536, 122746, 245492, 344633, 490984, 689266, 981968, 1378532, 2757064, 4480229, 5514128, 8960458, 17920916, 35841832, 71683664]

約数ペア:

[(1, 71683664), (2, 35841832), (4, 17920916), (8, 8960458), (13, 5514128), (16, 4480229), (26, 2757064), (52, 1378532), (73, 981968), (104, 689266), (146, 490984), (208, 344633), (292, 245492), (584, 122746), (949, 75536), (1168, 61373), (1898, 37768), (3796, 18884), (4721, 15184), (7592, 9442)]