388640450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16433}}^1$

素因数の和:16499

約数の個数: 48

約数和(自身を含む): 806975136

約数和(自身を除く): 418334686

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 215, 275, 430, 473, 550, 946, 1075, 2150, 2365, 4730, 11825, 16433, 23650, 32866, 82165, 164330, 180763, 361526, 410825, 706619, 821650, 903815, 1413238, 1807630, 3533095, 4519075, 7066190, 7772809, 9038150, 15545618, 17665475, 35330950, 38864045, 77728090, 194320225, 388640450]

約数ペア:

[(1, 388640450), (2, 194320225), (5, 77728090), (10, 38864045), (11, 35330950), (22, 17665475), (25, 15545618), (43, 9038150), (50, 7772809), (55, 7066190), (86, 4519075), (110, 3533095), (215, 1807630), (275, 1413238), (430, 903815), (473, 821650), (550, 706619), (946, 410825), (1075, 361526), (2150, 180763), (2365, 164330), (4730, 82165), (11825, 32866), (16433, 23650)]