16642288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 37497600

約数和(自身を除く): 20855312

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 31, 52, 58, 62, 89, 104, 116, 124, 178, 208, 232, 248, 356, 377, 403, 464, 496, 712, 754, 806, 899, 1157, 1424, 1508, 1612, 1798, 2314, 2581, 2759, 3016, 3224, 3596, 4628, 5162, 5518, 6032, 6448, 7192, 9256, 10324, 11036, 11687, 14384, 18512, 20648, 22072, 23374, 33553, 35867, 41296, 44144, 46748, 67106, 71734, 80011, 93496, 134212, 143468, 160022, 186992, 268424, 286936, 320044, 536848, 573872, 640088, 1040143, 1280176, 2080286, 4160572, 8321144, 16642288]

約数ペア:

[(1, 16642288), (2, 8321144), (4, 4160572), (8, 2080286), (13, 1280176), (16, 1040143), (26, 640088), (29, 573872), (31, 536848), (52, 320044), (58, 286936), (62, 268424), (89, 186992), (104, 160022), (116, 143468), (124, 134212), (178, 93496), (208, 80011), (232, 71734), (248, 67106), (356, 46748), (377, 44144), (403, 41296), (464, 35867), (496, 33553), (712, 23374), (754, 22072), (806, 20648), (899, 18512), (1157, 14384), (1424, 11687), (1508, 11036), (1612, 10324), (1798, 9256), (2314, 7192), (2581, 6448), (2759, 6032), (3016, 5518), (3224, 5162), (3596, 4628)]