320401276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 615107584

約数和(自身を除く): 294706308

約数列:

[1, 2, 4, 13, 26, 52, 103, 163, 206, 326, 367, 412, 652, 734, 1339, 1468, 2119, 2678, 4238, 4771, 5356, 8476, 9542, 16789, 19084, 33578, 37801, 59821, 67156, 75602, 119642, 151204, 218257, 239284, 436514, 491413, 777673, 873028, 982826, 1555346, 1965652, 3110692, 6161563, 12323126, 24646252, 80100319, 160200638, 320401276]

約数ペア:

[(1, 320401276), (2, 160200638), (4, 80100319), (13, 24646252), (26, 12323126), (52, 6161563), (103, 3110692), (163, 1965652), (206, 1555346), (326, 982826), (367, 873028), (412, 777673), (652, 491413), (734, 436514), (1339, 239284), (1468, 218257), (2119, 151204), (2678, 119642), (4238, 75602), (4771, 67156), (5356, 59821), (8476, 37801), (9542, 33578), (16789, 19084)]