1257148970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{39821}}^1$

素因数の和:39887

約数の個数: 64

約数和(自身を含む): 2890121472

約数和(自身を除く): 1632972502

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 55, 70, 77, 82, 110, 154, 205, 287, 385, 410, 451, 574, 770, 902, 1435, 2255, 2870, 3157, 4510, 6314, 15785, 31570, 39821, 79642, 199105, 278747, 398210, 438031, 557494, 876062, 1393735, 1632661, 2190155, 2787470, 3066217, 3265322, 4380310, 6132434, 8163305, 11428627, 15331085, 16326610, 17959271, 22857254, 30662170, 35918542, 57143135, 89796355, 114286270, 125714897, 179592710, 251429794, 628574485, 1257148970]

約数ペア:

[(1, 1257148970), (2, 628574485), (5, 251429794), (7, 179592710), (10, 125714897), (11, 114286270), (14, 89796355), (22, 57143135), (35, 35918542), (41, 30662170), (55, 22857254), (70, 17959271), (77, 16326610), (82, 15331085), (110, 11428627), (154, 8163305), (205, 6132434), (287, 4380310), (385, 3265322), (410, 3066217), (451, 2787470), (574, 2190155), (770, 1632661), (902, 1393735), (1435, 876062), (2255, 557494), (2870, 438031), (3157, 398210), (4510, 278747), (6314, 199105), (15785, 79642), (31570, 39821)]