53231780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4813}}^1$

素因数の和:4908

約数の個数: 48

約数和(自身を含む): 129400320

約数和(自身を除く): 76168540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 4813, 5530, 9626, 11060, 19252, 24065, 33691, 48130, 67382, 96260, 134764, 168455, 336910, 380227, 673820, 760454, 1520908, 1901135, 2661589, 3802270, 5323178, 7604540, 10646356, 13307945, 26615890, 53231780]

約数ペア:

[(1, 53231780), (2, 26615890), (4, 13307945), (5, 10646356), (7, 7604540), (10, 5323178), (14, 3802270), (20, 2661589), (28, 1901135), (35, 1520908), (70, 760454), (79, 673820), (140, 380227), (158, 336910), (316, 168455), (395, 134764), (553, 96260), (790, 67382), (1106, 48130), (1580, 33691), (2212, 24065), (2765, 19252), (4813, 11060), (5530, 9626)]