71078484

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{991}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 171100160

約数和(自身を除く): 100021676

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 139, 172, 258, 278, 417, 516, 556, 834, 991, 1668, 1982, 2973, 3964, 5946, 5977, 11892, 11954, 17931, 23908, 35862, 42613, 71724, 85226, 127839, 137749, 170452, 255678, 275498, 413247, 511356, 550996, 826494, 1652988, 5923207, 11846414, 17769621, 23692828, 35539242, 71078484]

約数ペア:

[(1, 71078484), (2, 35539242), (3, 23692828), (4, 17769621), (6, 11846414), (12, 5923207), (43, 1652988), (86, 826494), (129, 550996), (139, 511356), (172, 413247), (258, 275498), (278, 255678), (417, 170452), (516, 137749), (556, 127839), (834, 85226), (991, 71724), (1668, 42613), (1982, 35862), (2973, 23908), (3964, 17931), (5946, 11954), (5977, 11892)]