71980636

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6379}}^1$

素因数の和:6434

約数の個数: 48

約数和(自身を含む): 160061440

約数和(自身を除く): 88080804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 6379, 11284, 12758, 25516, 44653, 82927, 89306, 165854, 178612, 197749, 331708, 395498, 580489, 790996, 1160978, 1384243, 2321956, 2570737, 2768486, 5141474, 5536972, 10282948, 17995159, 35990318, 71980636]

約数ペア:

[(1, 71980636), (2, 35990318), (4, 17995159), (7, 10282948), (13, 5536972), (14, 5141474), (26, 2768486), (28, 2570737), (31, 2321956), (52, 1384243), (62, 1160978), (91, 790996), (124, 580489), (182, 395498), (217, 331708), (364, 197749), (403, 178612), (434, 165854), (806, 89306), (868, 82927), (1612, 44653), (2821, 25516), (5642, 12758), (6379, 11284)]