201378580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{4327}}^1$

素因数の和:4528

約数の個数: 48

約数和(自身を含む): 458075520

約数和(自身を除く): 256696940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 716, 895, 1790, 2327, 3580, 4327, 4654, 8654, 9308, 11635, 17308, 21635, 23270, 43270, 46540, 56251, 86540, 112502, 225004, 281255, 562510, 774533, 1125020, 1549066, 3098132, 3872665, 7745330, 10068929, 15490660, 20137858, 40275716, 50344645, 100689290, 201378580]

約数ペア:

[(1, 201378580), (2, 100689290), (4, 50344645), (5, 40275716), (10, 20137858), (13, 15490660), (20, 10068929), (26, 7745330), (52, 3872665), (65, 3098132), (130, 1549066), (179, 1125020), (260, 774533), (358, 562510), (716, 281255), (895, 225004), (1790, 112502), (2327, 86540), (3580, 56251), (4327, 46540), (4654, 43270), (8654, 23270), (9308, 21635), (11635, 17308)]