78641824

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 159825960

約数和(自身を除く): 81184136

約数列:

[1, 2, 4, 8, 16, 32, 53, 89, 106, 178, 212, 356, 424, 521, 712, 848, 1042, 1424, 1696, 2084, 2848, 4168, 4717, 8336, 9434, 16672, 18868, 27613, 37736, 46369, 55226, 75472, 92738, 110452, 150944, 185476, 220904, 370952, 441808, 741904, 883616, 1483808, 2457557, 4915114, 9830228, 19660456, 39320912, 78641824]

約数ペア:

[(1, 78641824), (2, 39320912), (4, 19660456), (8, 9830228), (16, 4915114), (32, 2457557), (53, 1483808), (89, 883616), (106, 741904), (178, 441808), (212, 370952), (356, 220904), (424, 185476), (521, 150944), (712, 110452), (848, 92738), (1042, 75472), (1424, 55226), (1696, 46369), (2084, 37736), (2848, 27613), (4168, 18868), (4717, 16672), (8336, 9434)]