77470000

素因数分解:

$2^4\times 5^4\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 100

約数和(自身を含む): 192138496

約数和(自身を除く): 114668496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 125, 127, 200, 244, 250, 254, 305, 400, 488, 500, 508, 610, 625, 635, 976, 1000, 1016, 1220, 1250, 1270, 1525, 2000, 2032, 2440, 2500, 2540, 3050, 3175, 4880, 5000, 5080, 6100, 6350, 7625, 7747, 10000, 10160, 12200, 12700, 15250, 15494, 15875, 24400, 25400, 30500, 30988, 31750, 38125, 38735, 50800, 61000, 61976, 63500, 76250, 77470, 79375, 122000, 123952, 127000, 152500, 154940, 158750, 193675, 254000, 305000, 309880, 317500, 387350, 610000, 619760, 635000, 774700, 968375, 1270000, 1549400, 1936750, 3098800, 3873500, 4841875, 7747000, 9683750, 15494000, 19367500, 38735000, 77470000]

約数ペア:

[(1, 77470000), (2, 38735000), (4, 19367500), (5, 15494000), (8, 9683750), (10, 7747000), (16, 4841875), (20, 3873500), (25, 3098800), (40, 1936750), (50, 1549400), (61, 1270000), (80, 968375), (100, 774700), (122, 635000), (125, 619760), (127, 610000), (200, 387350), (244, 317500), (250, 309880), (254, 305000), (305, 254000), (400, 193675), (488, 158750), (500, 154940), (508, 152500), (610, 127000), (625, 123952), (635, 122000), (976, 79375), (1000, 77470), (1016, 76250), (1220, 63500), (1250, 61976), (1270, 61000), (1525, 50800), (2000, 38735), (2032, 38125), (2440, 31750), (2500, 30988), (2540, 30500), (3050, 25400), (3175, 24400), (4880, 15875), (5000, 15494), (5080, 15250), (6100, 12700), (6350, 12200), (7625, 10160), (7747, 10000)]