80802828

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 209847456

約数和(自身を除く): 129044628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 101, 142, 202, 213, 284, 303, 313, 404, 426, 606, 626, 639, 852, 909, 939, 1212, 1252, 1278, 1818, 1878, 2556, 2817, 3636, 3756, 5634, 7171, 11268, 14342, 21513, 22223, 28684, 31613, 43026, 44446, 63226, 64539, 66669, 86052, 88892, 94839, 126452, 129078, 133338, 189678, 200007, 258156, 266676, 284517, 379356, 400014, 569034, 800028, 1138068, 2244523, 4489046, 6733569, 8978092, 13467138, 20200707, 26934276, 40401414, 80802828]

約数ペア:

[(1, 80802828), (2, 40401414), (3, 26934276), (4, 20200707), (6, 13467138), (9, 8978092), (12, 6733569), (18, 4489046), (36, 2244523), (71, 1138068), (101, 800028), (142, 569034), (202, 400014), (213, 379356), (284, 284517), (303, 266676), (313, 258156), (404, 200007), (426, 189678), (606, 133338), (626, 129078), (639, 126452), (852, 94839), (909, 88892), (939, 86052), (1212, 66669), (1252, 64539), (1278, 63226), (1818, 44446), (1878, 43026), (2556, 31613), (2817, 28684), (3636, 22223), (3756, 21513), (5634, 14342), (7171, 11268)]