209212150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8419}}^1$

素因数の和:8509

約数の個数: 48

約数和(自身を含む): 451042560

約数和(自身を除く): 241830410

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 71, 142, 175, 350, 355, 497, 710, 994, 1775, 2485, 3550, 4970, 8419, 12425, 16838, 24850, 42095, 58933, 84190, 117866, 210475, 294665, 420950, 589330, 597749, 1195498, 1473325, 2946650, 2988745, 4184243, 5977490, 8368486, 14943725, 20921215, 29887450, 41842430, 104606075, 209212150]

約数ペア:

[(1, 209212150), (2, 104606075), (5, 41842430), (7, 29887450), (10, 20921215), (14, 14943725), (25, 8368486), (35, 5977490), (50, 4184243), (70, 2988745), (71, 2946650), (142, 1473325), (175, 1195498), (350, 597749), (355, 589330), (497, 420950), (710, 294665), (994, 210475), (1775, 117866), (2485, 84190), (3550, 58933), (4970, 42095), (8419, 24850), (12425, 16838)]