253874816

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5261}}^1$

素因数の和:5317

約数の個数: 64

約数和(自身を含む): 563560200

約数和(自身を除く): 309685384

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 128, 208, 232, 377, 416, 464, 754, 832, 928, 1508, 1664, 1856, 3016, 3712, 5261, 6032, 10522, 12064, 21044, 24128, 42088, 48256, 68393, 84176, 136786, 152569, 168352, 273572, 305138, 336704, 547144, 610276, 673408, 1094288, 1220552, 1983397, 2188576, 2441104, 3966794, 4377152, 4882208, 7933588, 8754304, 9764416, 15867176, 19528832, 31734352, 63468704, 126937408, 253874816]

約数ペア:

[(1, 253874816), (2, 126937408), (4, 63468704), (8, 31734352), (13, 19528832), (16, 15867176), (26, 9764416), (29, 8754304), (32, 7933588), (52, 4882208), (58, 4377152), (64, 3966794), (104, 2441104), (116, 2188576), (128, 1983397), (208, 1220552), (232, 1094288), (377, 673408), (416, 610276), (464, 547144), (754, 336704), (832, 305138), (928, 273572), (1508, 168352), (1664, 152569), (1856, 136786), (3016, 84176), (3712, 68393), (5261, 48256), (6032, 42088), (10522, 24128), (12064, 21044)]