87935540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 241315200

約数和(自身を除く): 153379660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 121, 140, 145, 154, 179, 203, 220, 242, 290, 308, 319, 358, 385, 406, 484, 580, 605, 638, 716, 770, 812, 847, 895, 1015, 1210, 1253, 1276, 1540, 1595, 1694, 1790, 1969, 2030, 2233, 2420, 2506, 3190, 3388, 3509, 3580, 3938, 4060, 4235, 4466, 5012, 5191, 6265, 6380, 7018, 7876, 8470, 8932, 9845, 10382, 11165, 12530, 13783, 14036, 16940, 17545, 19690, 20764, 21659, 22330, 24563, 25060, 25955, 27566, 35090, 36337, 39380, 43318, 44660, 49126, 51910, 55132, 57101, 68915, 70180, 72674, 86636, 98252, 103820, 108295, 114202, 122815, 137830, 145348, 151613, 181685, 216590, 228404, 245630, 275660, 285505, 303226, 363370, 399707, 433180, 491260, 571010, 606452, 628111, 726740, 758065, 799414, 1142020, 1256222, 1516130, 1598828, 1998535, 2512444, 3032260, 3140555, 3997070, 4396777, 6281110, 7994140, 8793554, 12562220, 17587108, 21983885, 43967770, 87935540]

約数ペア:

[(1, 87935540), (2, 43967770), (4, 21983885), (5, 17587108), (7, 12562220), (10, 8793554), (11, 7994140), (14, 6281110), (20, 4396777), (22, 3997070), (28, 3140555), (29, 3032260), (35, 2512444), (44, 1998535), (55, 1598828), (58, 1516130), (70, 1256222), (77, 1142020), (110, 799414), (116, 758065), (121, 726740), (140, 628111), (145, 606452), (154, 571010), (179, 491260), (203, 433180), (220, 399707), (242, 363370), (290, 303226), (308, 285505), (319, 275660), (358, 245630), (385, 228404), (406, 216590), (484, 181685), (580, 151613), (605, 145348), (638, 137830), (716, 122815), (770, 114202), (812, 108295), (847, 103820), (895, 98252), (1015, 86636), (1210, 72674), (1253, 70180), (1276, 68915), (1540, 57101), (1595, 55132), (1694, 51910), (1790, 49126), (1969, 44660), (2030, 43318), (2233, 39380), (2420, 36337), (2506, 35090), (3190, 27566), (3388, 25955), (3509, 25060), (3580, 24563), (3938, 22330), (4060, 21659), (4235, 20764), (4466, 19690), (5012, 17545), (5191, 16940), (6265, 14036), (6380, 13783), (7018, 12530), (7876, 11165), (8470, 10382), (8932, 9845)]