581416784

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{4057}}^1$

素因数の和:4144

約数の個数: 60

約数和(自身を含む): 1243135836

約数和(自身を除く): 661719052

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 169, 208, 212, 338, 424, 676, 689, 848, 1352, 1378, 2704, 2756, 4057, 5512, 8114, 8957, 11024, 16228, 17914, 32456, 35828, 52741, 64912, 71656, 105482, 143312, 210964, 215021, 421928, 430042, 685633, 843856, 860084, 1371266, 1720168, 2742532, 2795273, 3440336, 5485064, 5590546, 10970128, 11181092, 22362184, 36338549, 44724368, 72677098, 145354196, 290708392, 581416784]

約数ペア:

[(1, 581416784), (2, 290708392), (4, 145354196), (8, 72677098), (13, 44724368), (16, 36338549), (26, 22362184), (52, 11181092), (53, 10970128), (104, 5590546), (106, 5485064), (169, 3440336), (208, 2795273), (212, 2742532), (338, 1720168), (424, 1371266), (676, 860084), (689, 843856), (848, 685633), (1352, 430042), (1378, 421928), (2704, 215021), (2756, 210964), (4057, 143312), (5512, 105482), (8114, 71656), (8957, 64912), (11024, 52741), (16228, 35828), (17914, 32456)]