202010125840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{867443}}^1$

素因数の和:867568

約数の個数: 80

約数和(自身を含む): 487906022016

約数和(自身を除く): 285895896176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 71, 80, 82, 142, 164, 205, 284, 328, 355, 410, 568, 656, 710, 820, 1136, 1420, 1640, 2840, 2911, 3280, 5680, 5822, 11644, 14555, 23288, 29110, 46576, 58220, 116440, 232880, 867443, 1734886, 3469772, 4337215, 6939544, 8674430, 13879088, 17348860, 34697720, 35565163, 61588453, 69395440, 71130326, 123176906, 142260652, 177825815, 246353812, 284521304, 307942265, 355651630, 492707624, 569042608, 615884530, 711303260, 985415248, 1231769060, 1422606520, 2463538120, 2525126573, 2845213040, 4927076240, 5050253146, 10100506292, 12625632865, 20201012584, 25251265730, 40402025168, 50502531460, 101005062920, 202010125840]

約数ペア:

[(1, 202010125840), (2, 101005062920), (4, 50502531460), (5, 40402025168), (8, 25251265730), (10, 20201012584), (16, 12625632865), (20, 10100506292), (40, 5050253146), (41, 4927076240), (71, 2845213040), (80, 2525126573), (82, 2463538120), (142, 1422606520), (164, 1231769060), (205, 985415248), (284, 711303260), (328, 615884530), (355, 569042608), (410, 492707624), (568, 355651630), (656, 307942265), (710, 284521304), (820, 246353812), (1136, 177825815), (1420, 142260652), (1640, 123176906), (2840, 71130326), (2911, 69395440), (3280, 61588453), (5680, 35565163), (5822, 34697720), (11644, 17348860), (14555, 13879088), (23288, 8674430), (29110, 6939544), (46576, 4337215), (58220, 3469772), (116440, 1734886), (232880, 867443)]