15267950

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 29730240

約数和(自身を除く): 14462290

約数列:

[1, 2, 5, 10, 25, 47, 50, 73, 89, 94, 146, 178, 235, 365, 445, 470, 730, 890, 1175, 1825, 2225, 2350, 3431, 3650, 4183, 4450, 6497, 6862, 8366, 12994, 17155, 20915, 32485, 34310, 41830, 64970, 85775, 104575, 162425, 171550, 209150, 305359, 324850, 610718, 1526795, 3053590, 7633975, 15267950]

約数ペア:

[(1, 15267950), (2, 7633975), (5, 3053590), (10, 1526795), (25, 610718), (47, 324850), (50, 305359), (73, 209150), (89, 171550), (94, 162425), (146, 104575), (178, 85775), (235, 64970), (365, 41830), (445, 34310), (470, 32485), (730, 20915), (890, 17155), (1175, 12994), (1825, 8366), (2225, 6862), (2350, 6497), (3431, 4450), (3650, 4183)]