77748140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3413}}^1$

素因数の和:3506

約数の個数: 48

約数和(自身を含む): 175506912

約数和(自身を除く): 97758772

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 3413, 4556, 5695, 6826, 11390, 13652, 17065, 22780, 34130, 58021, 68260, 116042, 228671, 232084, 290105, 457342, 580210, 914684, 1143355, 1160420, 2286710, 3887407, 4573420, 7774814, 15549628, 19437035, 38874070, 77748140]

約数ペア:

[(1, 77748140), (2, 38874070), (4, 19437035), (5, 15549628), (10, 7774814), (17, 4573420), (20, 3887407), (34, 2286710), (67, 1160420), (68, 1143355), (85, 914684), (134, 580210), (170, 457342), (268, 290105), (335, 232084), (340, 228671), (670, 116042), (1139, 68260), (1340, 58021), (2278, 34130), (3413, 22780), (4556, 17065), (5695, 13652), (6826, 11390)]