201038005

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 308551680

約数和(自身を除く): 107513675

約数列:

[1, 5, 7, 17, 29, 35, 61, 85, 119, 145, 191, 203, 305, 427, 493, 595, 955, 1015, 1037, 1337, 1769, 2135, 2465, 3247, 3451, 5185, 5539, 6685, 7259, 8845, 11651, 12383, 16235, 17255, 22729, 27695, 30073, 36295, 38773, 58255, 61915, 81557, 94163, 113645, 150365, 193865, 198067, 210511, 337879, 407785, 470815, 659141, 990335, 1052555, 1386469, 1689395, 2365153, 3295705, 5743943, 6932345, 11825765, 28719715, 40207601, 201038005]

約数ペア:

[(1, 201038005), (5, 40207601), (7, 28719715), (17, 11825765), (29, 6932345), (35, 5743943), (61, 3295705), (85, 2365153), (119, 1689395), (145, 1386469), (191, 1052555), (203, 990335), (305, 659141), (427, 470815), (493, 407785), (595, 337879), (955, 210511), (1015, 198067), (1037, 193865), (1337, 150365), (1769, 113645), (2135, 94163), (2465, 81557), (3247, 61915), (3451, 58255), (5185, 38773), (5539, 36295), (6685, 30073), (7259, 27695), (8845, 22729), (11651, 17255), (12383, 16235)]