67919072

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:716

約数の個数: 72

約数和(自身を含む): 152643960

約数和(自身を除く): 84724888

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 416, 494, 608, 661, 676, 988, 1322, 1352, 1976, 2644, 2704, 3211, 3952, 5288, 5408, 6422, 7904, 8593, 10576, 12559, 12844, 17186, 21152, 25118, 25688, 34372, 50236, 51376, 68744, 100472, 102752, 111709, 137488, 163267, 200944, 223418, 274976, 326534, 401888, 446836, 653068, 893672, 1306136, 1787344, 2122471, 2612272, 3574688, 4244942, 5224544, 8489884, 16979768, 33959536, 67919072]

約数ペア:

[(1, 67919072), (2, 33959536), (4, 16979768), (8, 8489884), (13, 5224544), (16, 4244942), (19, 3574688), (26, 2612272), (32, 2122471), (38, 1787344), (52, 1306136), (76, 893672), (104, 653068), (152, 446836), (169, 401888), (208, 326534), (247, 274976), (304, 223418), (338, 200944), (416, 163267), (494, 137488), (608, 111709), (661, 102752), (676, 100472), (988, 68744), (1322, 51376), (1352, 50236), (1976, 34372), (2644, 25688), (2704, 25118), (3211, 21152), (3952, 17186), (5288, 12844), (5408, 12559), (6422, 10576), (7904, 8593)]