2636147930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{21101}}^1$

素因数の和:21183

約数の個数: 48

約数和(自身を含む): 5280480072

約数和(自身を除く): 2644332142

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 961, 1922, 2015, 4030, 4805, 9610, 12493, 21101, 24986, 42202, 62465, 105505, 124930, 211010, 274313, 548626, 654131, 1308262, 1371565, 2743130, 3270655, 6541310, 8503703, 17007406, 20278061, 40556122, 42518515, 85037030, 101390305, 202780610, 263614793, 527229586, 1318073965, 2636147930]

約数ペア:

[(1, 2636147930), (2, 1318073965), (5, 527229586), (10, 263614793), (13, 202780610), (26, 101390305), (31, 85037030), (62, 42518515), (65, 40556122), (130, 20278061), (155, 17007406), (310, 8503703), (403, 6541310), (806, 3270655), (961, 2743130), (1922, 1371565), (2015, 1308262), (4030, 654131), (4805, 548626), (9610, 274313), (12493, 211010), (21101, 124930), (24986, 105505), (42202, 62465)]