78896844

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{641}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 215927712

約数和(自身を除く): 137030868

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 263, 468, 526, 641, 789, 1052, 1282, 1578, 1923, 2367, 2564, 3156, 3419, 3846, 4734, 5769, 6838, 7692, 8333, 9468, 10257, 11538, 13676, 16666, 20514, 23076, 24999, 30771, 33332, 41028, 49998, 61542, 74997, 99996, 123084, 149994, 168583, 299988, 337166, 505749, 674332, 1011498, 1517247, 2022996, 2191579, 3034494, 4383158, 6068988, 6574737, 8766316, 13149474, 19724211, 26298948, 39448422, 78896844]

約数ペア:

[(1, 78896844), (2, 39448422), (3, 26298948), (4, 19724211), (6, 13149474), (9, 8766316), (12, 6574737), (13, 6068988), (18, 4383158), (26, 3034494), (36, 2191579), (39, 2022996), (52, 1517247), (78, 1011498), (117, 674332), (156, 505749), (234, 337166), (263, 299988), (468, 168583), (526, 149994), (641, 123084), (789, 99996), (1052, 74997), (1282, 61542), (1578, 49998), (1923, 41028), (2367, 33332), (2564, 30771), (3156, 24999), (3419, 23076), (3846, 20514), (4734, 16666), (5769, 13676), (6838, 11538), (7692, 10257), (8333, 9468)]