1285291300

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{92467}}^1$

素因数の和:92620

約数の個数: 36

約数和(自身を含む): 2809177840

約数和(自身を除く): 1523886540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 6950, 13900, 92467, 184934, 369868, 462335, 924670, 1849340, 2311675, 4623350, 9246700, 12852913, 25705826, 51411652, 64264565, 128529130, 257058260, 321322825, 642645650, 1285291300]

約数ペア:

[(1, 1285291300), (2, 642645650), (4, 321322825), (5, 257058260), (10, 128529130), (20, 64264565), (25, 51411652), (50, 25705826), (100, 12852913), (139, 9246700), (278, 4623350), (556, 2311675), (695, 1849340), (1390, 924670), (2780, 462335), (3475, 369868), (6950, 184934), (13900, 92467)]