680692100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{32569}}^1$

素因数の和:32613

約数の個数: 72

約数和(自身を含む): 1696245600

約数和(自身を除く): 1015553500

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 5225, 10450, 20900, 32569, 65138, 130276, 162845, 325690, 358259, 618811, 651380, 716518, 814225, 1237622, 1433036, 1628450, 1791295, 2475244, 3094055, 3256900, 3582590, 6188110, 6806921, 7165180, 8956475, 12376220, 13613842, 15470275, 17912950, 27227684, 30940550, 34034605, 35825900, 61881100, 68069210, 136138420, 170173025, 340346050, 680692100]

約数ペア:

[(1, 680692100), (2, 340346050), (4, 170173025), (5, 136138420), (10, 68069210), (11, 61881100), (19, 35825900), (20, 34034605), (22, 30940550), (25, 27227684), (38, 17912950), (44, 15470275), (50, 13613842), (55, 12376220), (76, 8956475), (95, 7165180), (100, 6806921), (110, 6188110), (190, 3582590), (209, 3256900), (220, 3094055), (275, 2475244), (380, 1791295), (418, 1628450), (475, 1433036), (550, 1237622), (836, 814225), (950, 716518), (1045, 651380), (1100, 618811), (1900, 358259), (2090, 325690), (4180, 162845), (5225, 130276), (10450, 65138), (20900, 32569)]