201925580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{563}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 432069120

約数和(自身を除く): 230143540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 227, 316, 395, 454, 563, 790, 908, 1126, 1135, 1580, 2252, 2270, 2815, 4540, 5630, 11260, 17933, 35866, 44477, 71732, 88954, 89665, 127801, 177908, 179330, 222385, 255602, 358660, 444770, 511204, 639005, 889540, 1278010, 2556020, 10096279, 20192558, 40385116, 50481395, 100962790, 201925580]

約数ペア:

[(1, 201925580), (2, 100962790), (4, 50481395), (5, 40385116), (10, 20192558), (20, 10096279), (79, 2556020), (158, 1278010), (227, 889540), (316, 639005), (395, 511204), (454, 444770), (563, 358660), (790, 255602), (908, 222385), (1126, 179330), (1135, 177908), (1580, 127801), (2252, 89665), (2270, 88954), (2815, 71732), (4540, 44477), (5630, 35866), (11260, 17933)]