257600512

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1$

素因数の和:593

約数の個数: 88

約数和(自身を含む): 570638096

約数和(自身を除く): 313037584

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 256, 296, 416, 481, 512, 523, 592, 832, 962, 1024, 1046, 1184, 1664, 1924, 2092, 2368, 3328, 3848, 4184, 4736, 6656, 6799, 7696, 8368, 9472, 13312, 13598, 15392, 16736, 18944, 19351, 27196, 30784, 33472, 37888, 38702, 54392, 61568, 66944, 77404, 108784, 123136, 133888, 154808, 217568, 246272, 251563, 267776, 309616, 435136, 492544, 503126, 535552, 619232, 870272, 1006252, 1238464, 1740544, 2012504, 2476928, 3481088, 4025008, 4953856, 6962176, 8050016, 9907712, 16100032, 19815424, 32200064, 64400128, 128800256, 257600512]

約数ペア:

[(1, 257600512), (2, 128800256), (4, 64400128), (8, 32200064), (13, 19815424), (16, 16100032), (26, 9907712), (32, 8050016), (37, 6962176), (52, 4953856), (64, 4025008), (74, 3481088), (104, 2476928), (128, 2012504), (148, 1740544), (208, 1238464), (256, 1006252), (296, 870272), (416, 619232), (481, 535552), (512, 503126), (523, 492544), (592, 435136), (832, 309616), (962, 267776), (1024, 251563), (1046, 246272), (1184, 217568), (1664, 154808), (1924, 133888), (2092, 123136), (2368, 108784), (3328, 77404), (3848, 66944), (4184, 61568), (4736, 54392), (6656, 38702), (6799, 37888), (7696, 33472), (8368, 30784), (9472, 27196), (13312, 19351), (13598, 18944), (15392, 16736)]