83728060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1055

約数の個数: 96

約数和(自身を含む): 211256640

約数和(自身を除く): 127528580

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 95, 130, 170, 190, 221, 247, 260, 323, 340, 380, 442, 494, 646, 884, 988, 997, 1105, 1235, 1292, 1615, 1994, 2210, 2470, 3230, 3988, 4199, 4420, 4940, 4985, 6460, 8398, 9970, 12961, 16796, 16949, 18943, 19940, 20995, 25922, 33898, 37886, 41990, 51844, 64805, 67796, 75772, 83980, 84745, 94715, 129610, 169490, 189430, 220337, 246259, 259220, 322031, 338980, 378860, 440674, 492518, 644062, 881348, 985036, 1101685, 1231295, 1288124, 1610155, 2203370, 2462590, 3220310, 4186403, 4406740, 4925180, 6440620, 8372806, 16745612, 20932015, 41864030, 83728060]

約数ペア:

[(1, 83728060), (2, 41864030), (4, 20932015), (5, 16745612), (10, 8372806), (13, 6440620), (17, 4925180), (19, 4406740), (20, 4186403), (26, 3220310), (34, 2462590), (38, 2203370), (52, 1610155), (65, 1288124), (68, 1231295), (76, 1101685), (85, 985036), (95, 881348), (130, 644062), (170, 492518), (190, 440674), (221, 378860), (247, 338980), (260, 322031), (323, 259220), (340, 246259), (380, 220337), (442, 189430), (494, 169490), (646, 129610), (884, 94715), (988, 84745), (997, 83980), (1105, 75772), (1235, 67796), (1292, 64805), (1615, 51844), (1994, 41990), (2210, 37886), (2470, 33898), (3230, 25922), (3988, 20995), (4199, 19940), (4420, 18943), (4940, 16949), (4985, 16796), (6460, 12961), (8398, 9970)]