64626328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{167}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 133464240

約数和(自身を除く): 68837912

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 167, 244, 334, 488, 668, 793, 1336, 1586, 2171, 3172, 3721, 4342, 6344, 7442, 8684, 10187, 14884, 17368, 20374, 29768, 40748, 48373, 81496, 96746, 132431, 193492, 264862, 386984, 529724, 621407, 1059448, 1242814, 2485628, 4971256, 8078291, 16156582, 32313164, 64626328]

約数ペア:

[(1, 64626328), (2, 32313164), (4, 16156582), (8, 8078291), (13, 4971256), (26, 2485628), (52, 1242814), (61, 1059448), (104, 621407), (122, 529724), (167, 386984), (244, 264862), (334, 193492), (488, 132431), (668, 96746), (793, 81496), (1336, 48373), (1586, 40748), (2171, 29768), (3172, 20374), (3721, 17368), (4342, 14884), (6344, 10187), (7442, 8684)]