742173675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 1320655056

約数和(自身を除く): 578481381

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 97, 255, 289, 291, 353, 425, 485, 867, 1059, 1275, 1445, 1455, 1649, 1765, 2425, 4335, 4947, 5295, 6001, 7225, 7275, 8245, 8825, 18003, 21675, 24735, 26475, 28033, 30005, 34241, 41225, 84099, 90015, 102017, 102723, 123675, 140165, 150025, 171205, 306051, 420495, 450075, 510085, 513615, 582097, 700825, 856025, 1530255, 1746291, 2102475, 2550425, 2568075, 2910485, 7651275, 8731455, 9895649, 14552425, 29686947, 43657275, 49478245, 148434735, 247391225, 742173675]

約数ペア:

[(1, 742173675), (3, 247391225), (5, 148434735), (15, 49478245), (17, 43657275), (25, 29686947), (51, 14552425), (75, 9895649), (85, 8731455), (97, 7651275), (255, 2910485), (289, 2568075), (291, 2550425), (353, 2102475), (425, 1746291), (485, 1530255), (867, 856025), (1059, 700825), (1275, 582097), (1445, 513615), (1455, 510085), (1649, 450075), (1765, 420495), (2425, 306051), (4335, 171205), (4947, 150025), (5295, 140165), (6001, 123675), (7225, 102723), (7275, 102017), (8245, 90015), (8825, 84099), (18003, 41225), (21675, 34241), (24735, 30005), (26475, 28033)]