49637080

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 115084800

約数和(自身を除く): 65447720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 89, 146, 178, 191, 292, 356, 365, 382, 445, 584, 712, 730, 764, 890, 955, 1460, 1528, 1780, 1910, 2920, 3560, 3820, 6497, 7640, 12994, 13943, 16999, 25988, 27886, 32485, 33998, 51976, 55772, 64970, 67996, 69715, 84995, 111544, 129940, 135992, 139430, 169990, 259880, 278860, 339980, 557720, 679960, 1240927, 2481854, 4963708, 6204635, 9927416, 12409270, 24818540, 49637080]

約数ペア:

[(1, 49637080), (2, 24818540), (4, 12409270), (5, 9927416), (8, 6204635), (10, 4963708), (20, 2481854), (40, 1240927), (73, 679960), (89, 557720), (146, 339980), (178, 278860), (191, 259880), (292, 169990), (356, 139430), (365, 135992), (382, 129940), (445, 111544), (584, 84995), (712, 69715), (730, 67996), (764, 64970), (890, 55772), (955, 51976), (1460, 33998), (1528, 32485), (1780, 27886), (1910, 25988), (2920, 16999), (3560, 13943), (3820, 12994), (6497, 7640)]