87668812

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 205148160

約数和(自身を除く): 117479348

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 71, 76, 77, 133, 142, 154, 209, 211, 266, 284, 308, 418, 422, 497, 532, 781, 836, 844, 994, 1349, 1463, 1477, 1562, 1988, 2321, 2698, 2926, 2954, 3124, 4009, 4642, 5396, 5467, 5852, 5908, 8018, 9284, 9443, 10934, 14839, 14981, 16036, 16247, 18886, 21868, 28063, 29678, 29962, 32494, 37772, 44099, 56126, 59356, 59924, 64988, 88198, 103873, 104867, 112252, 164791, 176396, 207746, 209734, 284639, 308693, 329582, 415492, 419468, 569278, 617386, 659164, 1138556, 1153537, 1234772, 1992473, 2307074, 3131029, 3984946, 4614148, 6262058, 7969892, 12524116, 21917203, 43834406, 87668812]

約数ペア:

[(1, 87668812), (2, 43834406), (4, 21917203), (7, 12524116), (11, 7969892), (14, 6262058), (19, 4614148), (22, 3984946), (28, 3131029), (38, 2307074), (44, 1992473), (71, 1234772), (76, 1153537), (77, 1138556), (133, 659164), (142, 617386), (154, 569278), (209, 419468), (211, 415492), (266, 329582), (284, 308693), (308, 284639), (418, 209734), (422, 207746), (497, 176396), (532, 164791), (781, 112252), (836, 104867), (844, 103873), (994, 88198), (1349, 64988), (1463, 59924), (1477, 59356), (1562, 56126), (1988, 44099), (2321, 37772), (2698, 32494), (2926, 29962), (2954, 29678), (3124, 28063), (4009, 21868), (4642, 18886), (5396, 16247), (5467, 16036), (5852, 14981), (5908, 14839), (8018, 10934), (9284, 9443)]