91531090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 197074944

約数和(自身を除く): 105543854

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 47, 70, 86, 94, 215, 235, 301, 329, 430, 470, 602, 647, 658, 1294, 1505, 1645, 2021, 3010, 3235, 3290, 4042, 4529, 6470, 9058, 10105, 14147, 20210, 22645, 27821, 28294, 30409, 45290, 55642, 60818, 70735, 139105, 141470, 152045, 194747, 212863, 278210, 304090, 389494, 425726, 973735, 1064315, 1307587, 1947470, 2128630, 2615174, 6537935, 9153109, 13075870, 18306218, 45765545, 91531090]

約数ペア:

[(1, 91531090), (2, 45765545), (5, 18306218), (7, 13075870), (10, 9153109), (14, 6537935), (35, 2615174), (43, 2128630), (47, 1947470), (70, 1307587), (86, 1064315), (94, 973735), (215, 425726), (235, 389494), (301, 304090), (329, 278210), (430, 212863), (470, 194747), (602, 152045), (647, 141470), (658, 139105), (1294, 70735), (1505, 60818), (1645, 55642), (2021, 45290), (3010, 30409), (3235, 28294), (3290, 27821), (4042, 22645), (4529, 20210), (6470, 14147), (9058, 10105)]