1018554290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^3\times {\mathrm{263}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 2047997952

約数和(自身を除く): 1029443662

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 263, 310, 403, 526, 806, 961, 1315, 1922, 2015, 2630, 3419, 4030, 4805, 6838, 8153, 9610, 12493, 16306, 17095, 24986, 29791, 34190, 40765, 59582, 62465, 81530, 105989, 124930, 148955, 211978, 252743, 297910, 387283, 505486, 529945, 774566, 1059890, 1263715, 1936415, 2527430, 3285659, 3872830, 6571318, 7835033, 15670066, 16428295, 32856590, 39175165, 78350330, 101855429, 203710858, 509277145, 1018554290]

約数ペア:

[(1, 1018554290), (2, 509277145), (5, 203710858), (10, 101855429), (13, 78350330), (26, 39175165), (31, 32856590), (62, 16428295), (65, 15670066), (130, 7835033), (155, 6571318), (263, 3872830), (310, 3285659), (403, 2527430), (526, 1936415), (806, 1263715), (961, 1059890), (1315, 774566), (1922, 529945), (2015, 505486), (2630, 387283), (3419, 297910), (4030, 252743), (4805, 211978), (6838, 148955), (8153, 124930), (9610, 105989), (12493, 81530), (16306, 62465), (17095, 59582), (24986, 40765), (29791, 34190)]