257737702970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{863}}^1\times {\mathrm{6449}}^1$

素因数の和:7751

約数の個数: 64

約数和(自身を含む): 507971865600

約数和(自身を除く): 250234162630

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 421, 842, 863, 1726, 2105, 4210, 4315, 4631, 6449, 8630, 9262, 9493, 12898, 18986, 23155, 32245, 46310, 47465, 64490, 70939, 94930, 141878, 354695, 363323, 709390, 726646, 1816615, 2715029, 3633230, 3996553, 5430058, 5565487, 7993106, 11130974, 13575145, 19982765, 27150290, 27827435, 29865319, 39965530, 55654870, 59730638, 61220357, 122440714, 149326595, 298653190, 306101785, 612203570, 2343070027, 4686140054, 11715350135, 23430700270, 25773770297, 51547540594, 128868851485, 257737702970]

約数ペア:

[(1, 257737702970), (2, 128868851485), (5, 51547540594), (10, 25773770297), (11, 23430700270), (22, 11715350135), (55, 4686140054), (110, 2343070027), (421, 612203570), (842, 306101785), (863, 298653190), (1726, 149326595), (2105, 122440714), (4210, 61220357), (4315, 59730638), (4631, 55654870), (6449, 39965530), (8630, 29865319), (9262, 27827435), (9493, 27150290), (12898, 19982765), (18986, 13575145), (23155, 11130974), (32245, 7993106), (46310, 5565487), (47465, 5430058), (64490, 3996553), (70939, 3633230), (94930, 2715029), (141878, 1816615), (354695, 726646), (363323, 709390)]