78979964

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{7603}}^1$

素因数の和:7674

約数の個数: 36

約数和(自身を含む): 163835784

約数和(自身を除く): 84855820

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 371, 742, 1484, 2597, 5194, 7603, 10388, 15206, 30412, 53221, 106442, 212884, 372547, 402959, 745094, 805918, 1490188, 1611836, 2820713, 5641426, 11282852, 19744991, 39489982, 78979964]

約数ペア:

[(1, 78979964), (2, 39489982), (4, 19744991), (7, 11282852), (14, 5641426), (28, 2820713), (49, 1611836), (53, 1490188), (98, 805918), (106, 745094), (196, 402959), (212, 372547), (371, 212884), (742, 106442), (1484, 53221), (2597, 30412), (5194, 15206), (7603, 10388)]