86415140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:657

約数の個数: 96

約数和(自身を含む): 221405184

約数和(自身を除く): 134990044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 47, 70, 92, 94, 115, 140, 161, 188, 230, 235, 322, 329, 460, 470, 571, 644, 658, 805, 940, 1081, 1142, 1316, 1610, 1645, 2162, 2284, 2855, 3220, 3290, 3997, 4324, 5405, 5710, 6580, 7567, 7994, 10810, 11420, 13133, 15134, 15988, 19985, 21620, 26266, 26837, 30268, 37835, 39970, 52532, 53674, 65665, 75670, 79940, 91931, 107348, 131330, 134185, 151340, 183862, 187859, 262660, 268370, 367724, 375718, 459655, 536740, 617251, 751436, 919310, 939295, 1234502, 1838620, 1878590, 2469004, 3086255, 3757180, 4320757, 6172510, 8641514, 12345020, 17283028, 21603785, 43207570, 86415140]

約数ペア:

[(1, 86415140), (2, 43207570), (4, 21603785), (5, 17283028), (7, 12345020), (10, 8641514), (14, 6172510), (20, 4320757), (23, 3757180), (28, 3086255), (35, 2469004), (46, 1878590), (47, 1838620), (70, 1234502), (92, 939295), (94, 919310), (115, 751436), (140, 617251), (161, 536740), (188, 459655), (230, 375718), (235, 367724), (322, 268370), (329, 262660), (460, 187859), (470, 183862), (571, 151340), (644, 134185), (658, 131330), (805, 107348), (940, 91931), (1081, 79940), (1142, 75670), (1316, 65665), (1610, 53674), (1645, 52532), (2162, 39970), (2284, 37835), (2855, 30268), (3220, 26837), (3290, 26266), (3997, 21620), (4324, 19985), (5405, 15988), (5710, 15134), (6580, 13133), (7567, 11420), (7994, 10810)]