69835870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:138

約数の個数: 72

約数和(自身を含む): 143921448

約数和(自身を除く): 74085578

約数列:

[1, 2, 5, 10, 13, 26, 31, 43, 62, 65, 86, 130, 155, 169, 215, 310, 338, 403, 430, 559, 806, 845, 961, 1118, 1333, 1690, 1922, 2015, 2666, 2795, 4030, 4805, 5239, 5590, 6665, 7267, 9610, 10478, 12493, 13330, 14534, 17329, 24986, 26195, 34658, 36335, 41323, 52390, 62465, 72670, 82646, 86645, 124930, 162409, 173290, 206615, 225277, 324818, 413230, 450554, 537199, 812045, 1074398, 1126385, 1624090, 2252770, 2685995, 5371990, 6983587, 13967174, 34917935, 69835870]

約数ペア:

[(1, 69835870), (2, 34917935), (5, 13967174), (10, 6983587), (13, 5371990), (26, 2685995), (31, 2252770), (43, 1624090), (62, 1126385), (65, 1074398), (86, 812045), (130, 537199), (155, 450554), (169, 413230), (215, 324818), (310, 225277), (338, 206615), (403, 173290), (430, 162409), (559, 124930), (806, 86645), (845, 82646), (961, 72670), (1118, 62465), (1333, 52390), (1690, 41323), (1922, 36335), (2015, 34658), (2666, 26195), (2795, 24986), (4030, 17329), (4805, 14534), (5239, 13330), (5590, 12493), (6665, 10478), (7267, 9610)]