316238845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{541}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 453185712

約数和(自身を除く): 136946867

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 529, 541, 1105, 1495, 1955, 2645, 2705, 5083, 6877, 7033, 8993, 9197, 12443, 25415, 34385, 35165, 44965, 45985, 62215, 116909, 119561, 161759, 211531, 286189, 584545, 597805, 808795, 1057655, 1430945, 2749903, 3720457, 4865213, 13749515, 18602285, 24326065, 63247769, 316238845]

約数ペア:

[(1, 316238845), (5, 63247769), (13, 24326065), (17, 18602285), (23, 13749515), (65, 4865213), (85, 3720457), (115, 2749903), (221, 1430945), (299, 1057655), (391, 808795), (529, 597805), (541, 584545), (1105, 286189), (1495, 211531), (1955, 161759), (2645, 119561), (2705, 116909), (5083, 62215), (6877, 45985), (7033, 44965), (8993, 35165), (9197, 34385), (12443, 25415)]