76250000

素因数分解:

$2^4\times 5^7\times {\mathrm{61}}^1$

素因数の和:104

約数の個数: 80

約数和(自身を含む): 187694832

約数和(自身を除く): 111444832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 125, 200, 244, 250, 305, 400, 488, 500, 610, 625, 976, 1000, 1220, 1250, 1525, 2000, 2440, 2500, 3050, 3125, 4880, 5000, 6100, 6250, 7625, 10000, 12200, 12500, 15250, 15625, 24400, 25000, 30500, 31250, 38125, 50000, 61000, 62500, 76250, 78125, 122000, 125000, 152500, 156250, 190625, 250000, 305000, 312500, 381250, 610000, 625000, 762500, 953125, 1250000, 1525000, 1906250, 3050000, 3812500, 4765625, 7625000, 9531250, 15250000, 19062500, 38125000, 76250000]

約数ペア:

[(1, 76250000), (2, 38125000), (4, 19062500), (5, 15250000), (8, 9531250), (10, 7625000), (16, 4765625), (20, 3812500), (25, 3050000), (40, 1906250), (50, 1525000), (61, 1250000), (80, 953125), (100, 762500), (122, 625000), (125, 610000), (200, 381250), (244, 312500), (250, 305000), (305, 250000), (400, 190625), (488, 156250), (500, 152500), (610, 125000), (625, 122000), (976, 78125), (1000, 76250), (1220, 62500), (1250, 61000), (1525, 50000), (2000, 38125), (2440, 31250), (2500, 30500), (3050, 25000), (3125, 24400), (4880, 15625), (5000, 15250), (6100, 12500), (6250, 12200), (7625, 10000)]