203464540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{6451}}^1$

素因数の和:6562

約数の個数: 48

約数和(自身を含む): 455253120

約数和(自身を除く): 251788580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 415, 830, 1577, 1660, 3154, 6308, 6451, 7885, 12902, 15770, 25804, 31540, 32255, 64510, 122569, 129020, 245138, 490276, 535433, 612845, 1070866, 1225690, 2141732, 2451380, 2677165, 5354330, 10173227, 10708660, 20346454, 40692908, 50866135, 101732270, 203464540]

約数ペア:

[(1, 203464540), (2, 101732270), (4, 50866135), (5, 40692908), (10, 20346454), (19, 10708660), (20, 10173227), (38, 5354330), (76, 2677165), (83, 2451380), (95, 2141732), (166, 1225690), (190, 1070866), (332, 612845), (380, 535433), (415, 490276), (830, 245138), (1577, 129020), (1660, 122569), (3154, 64510), (6308, 32255), (6451, 31540), (7885, 25804), (12902, 15770)]