67720945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 90357120

約数和(自身を除く): 22636175

約数列:

[1, 5, 17, 29, 83, 85, 145, 331, 415, 493, 1411, 1655, 2407, 2465, 5627, 7055, 9599, 12035, 27473, 28135, 40919, 47995, 137365, 163183, 204595, 467041, 796717, 815915, 2335205, 3983585, 13544189, 67720945]

約数ペア:

[(1, 67720945), (5, 13544189), (17, 3983585), (29, 2335205), (83, 815915), (85, 796717), (145, 467041), (331, 204595), (415, 163183), (493, 137365), (1411, 47995), (1655, 40919), (2407, 28135), (2465, 27473), (5627, 12035), (7055, 9599)]