155031136

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:408

約数の個数: 72

約数和(自身を含む): 334802160

約数和(自身を除く): 179771024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 109, 169, 208, 218, 263, 338, 416, 436, 526, 676, 872, 1052, 1352, 1417, 1744, 2104, 2704, 2834, 3419, 3488, 4208, 5408, 5668, 6838, 8416, 11336, 13676, 18421, 22672, 27352, 28667, 36842, 44447, 45344, 54704, 57334, 73684, 88894, 109408, 114668, 147368, 177788, 229336, 294736, 355576, 372671, 458672, 589472, 711152, 745342, 917344, 1422304, 1490684, 2981368, 4844723, 5962736, 9689446, 11925472, 19378892, 38757784, 77515568, 155031136]

約数ペア:

[(1, 155031136), (2, 77515568), (4, 38757784), (8, 19378892), (13, 11925472), (16, 9689446), (26, 5962736), (32, 4844723), (52, 2981368), (104, 1490684), (109, 1422304), (169, 917344), (208, 745342), (218, 711152), (263, 589472), (338, 458672), (416, 372671), (436, 355576), (526, 294736), (676, 229336), (872, 177788), (1052, 147368), (1352, 114668), (1417, 109408), (1744, 88894), (2104, 73684), (2704, 57334), (2834, 54704), (3419, 45344), (3488, 44447), (4208, 36842), (5408, 28667), (5668, 27352), (6838, 22672), (8416, 18421), (11336, 13676)]