205658624

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:257

約数の個数: 80

約数和(自身を含む): 429488136

約数和(自身を除く): 223829512

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 97, 101, 128, 164, 194, 202, 256, 328, 388, 404, 512, 656, 776, 808, 1312, 1552, 1616, 2624, 3104, 3232, 3977, 4141, 5248, 6208, 6464, 7954, 8282, 9797, 10496, 12416, 12928, 15908, 16564, 19594, 20992, 24832, 25856, 31816, 33128, 39188, 49664, 51712, 63632, 66256, 78376, 127264, 132512, 156752, 254528, 265024, 313504, 401677, 509056, 530048, 627008, 803354, 1018112, 1060096, 1254016, 1606708, 2036224, 2120192, 2508032, 3213416, 5016064, 6426832, 12853664, 25707328, 51414656, 102829312, 205658624]

約数ペア:

[(1, 205658624), (2, 102829312), (4, 51414656), (8, 25707328), (16, 12853664), (32, 6426832), (41, 5016064), (64, 3213416), (82, 2508032), (97, 2120192), (101, 2036224), (128, 1606708), (164, 1254016), (194, 1060096), (202, 1018112), (256, 803354), (328, 627008), (388, 530048), (404, 509056), (512, 401677), (656, 313504), (776, 265024), (808, 254528), (1312, 156752), (1552, 132512), (1616, 127264), (2624, 78376), (3104, 66256), (3232, 63632), (3977, 51712), (4141, 49664), (5248, 39188), (6208, 33128), (6464, 31816), (7954, 25856), (8282, 24832), (9797, 20992), (10496, 19594), (12416, 16564), (12928, 15908)]