198834851900

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{617}}^1\times {\mathrm{31907}}^1$

素因数の和:32639

約数の個数: 72

約数和(自身を含む): 436463533296

約数和(自身を除く): 237628681396

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 617, 1010, 1234, 2020, 2468, 2525, 3085, 5050, 6170, 10100, 12340, 15425, 30850, 31907, 61700, 62317, 63814, 124634, 127628, 159535, 249268, 311585, 319070, 623170, 638140, 797675, 1246340, 1557925, 1595350, 3115850, 3190700, 3222607, 6231700, 6445214, 12890428, 16113035, 19686619, 32226070, 39373238, 64452140, 78746476, 80565175, 98433095, 161130350, 196866190, 322260700, 393732380, 492165475, 984330950, 1968661900, 1988348519, 3976697038, 7953394076, 9941742595, 19883485190, 39766970380, 49708712975, 99417425950, 198834851900]

約数ペア:

[(1, 198834851900), (2, 99417425950), (4, 49708712975), (5, 39766970380), (10, 19883485190), (20, 9941742595), (25, 7953394076), (50, 3976697038), (100, 1988348519), (101, 1968661900), (202, 984330950), (404, 492165475), (505, 393732380), (617, 322260700), (1010, 196866190), (1234, 161130350), (2020, 98433095), (2468, 80565175), (2525, 78746476), (3085, 64452140), (5050, 39373238), (6170, 32226070), (10100, 19686619), (12340, 16113035), (15425, 12890428), (30850, 6445214), (31907, 6231700), (61700, 3222607), (62317, 3190700), (63814, 3115850), (124634, 1595350), (127628, 1557925), (159535, 1246340), (249268, 797675), (311585, 638140), (319070, 623170)]