66129250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 136805760

約数和(自身を除く): 70676510

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 139, 173, 250, 275, 278, 346, 550, 695, 865, 1375, 1390, 1529, 1730, 1903, 2750, 3058, 3475, 3806, 4325, 6950, 7645, 8650, 9515, 15290, 17375, 19030, 21625, 24047, 34750, 38225, 43250, 47575, 48094, 76450, 95150, 120235, 191125, 237875, 240470, 264517, 382250, 475750, 529034, 601175, 1202350, 1322585, 2645170, 3005875, 6011750, 6612925, 13225850, 33064625, 66129250]

約数ペア:

[(1, 66129250), (2, 33064625), (5, 13225850), (10, 6612925), (11, 6011750), (22, 3005875), (25, 2645170), (50, 1322585), (55, 1202350), (110, 601175), (125, 529034), (139, 475750), (173, 382250), (250, 264517), (275, 240470), (278, 237875), (346, 191125), (550, 120235), (695, 95150), (865, 76450), (1375, 48094), (1390, 47575), (1529, 43250), (1730, 38225), (1903, 34750), (2750, 24047), (3058, 21625), (3475, 19030), (3806, 17375), (4325, 15290), (6950, 9515), (7645, 8650)]