213841075

素因数分解:

$5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 312480000

約数和(自身を除く): 98638925

約数列:

[1, 5, 7, 25, 35, 59, 139, 149, 175, 295, 413, 695, 745, 973, 1043, 1475, 2065, 3475, 3725, 4865, 5215, 8201, 8791, 10325, 20711, 24325, 26075, 41005, 43955, 57407, 61537, 103555, 144977, 205025, 219775, 287035, 307685, 517775, 724885, 1221949, 1435175, 1538425, 3624425, 6109745, 8553643, 30548725, 42768215, 213841075]

約数ペア:

[(1, 213841075), (5, 42768215), (7, 30548725), (25, 8553643), (35, 6109745), (59, 3624425), (139, 1538425), (149, 1435175), (175, 1221949), (295, 724885), (413, 517775), (695, 307685), (745, 287035), (973, 219775), (1043, 205025), (1475, 144977), (2065, 103555), (3475, 61537), (3725, 57407), (4865, 43955), (5215, 41005), (8201, 26075), (8791, 24325), (10325, 20711)]