250201720

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{9463}}^1$

素因数の和:10135

約数の個数: 32

約数和(自身を含む): 563865120

約数和(自身を除く): 313663400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 9463, 13220, 18926, 26440, 37852, 47315, 75704, 94630, 189260, 378520, 6255043, 12510086, 25020172, 31275215, 50040344, 62550430, 125100860, 250201720]

約数ペア:

[(1, 250201720), (2, 125100860), (4, 62550430), (5, 50040344), (8, 31275215), (10, 25020172), (20, 12510086), (40, 6255043), (661, 378520), (1322, 189260), (2644, 94630), (3305, 75704), (5288, 47315), (6610, 37852), (9463, 26440), (13220, 18926)]