78488060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5443}}^1$

素因数の和:5562

約数の個数: 48

約数和(自身を含む): 190235136

約数和(自身を除く): 111747076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 5443, 7210, 10886, 14420, 21772, 27215, 38101, 54430, 76202, 108860, 152404, 190505, 381010, 560629, 762020, 1121258, 2242516, 2803145, 3924403, 5606290, 7848806, 11212580, 15697612, 19622015, 39244030, 78488060]

約数ペア:

[(1, 78488060), (2, 39244030), (4, 19622015), (5, 15697612), (7, 11212580), (10, 7848806), (14, 5606290), (20, 3924403), (28, 2803145), (35, 2242516), (70, 1121258), (103, 762020), (140, 560629), (206, 381010), (412, 190505), (515, 152404), (721, 108860), (1030, 76202), (1442, 54430), (2060, 38101), (2884, 27215), (3605, 21772), (5443, 14420), (7210, 10886)]