3050000

素因数分解:

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

素因数の和:94

約数の個数: 60

約数和(自身を含む): 7507332

約数和(自身を除く): 4457332

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, 24400, 25000, 30500, 38125, 50000, 61000, 76250, 122000, 152500, 190625, 305000, 381250, 610000, 762500, 1525000, 3050000]

約数ペア:

[(1, 3050000), (2, 1525000), (4, 762500), (5, 610000), (8, 381250), (10, 305000), (16, 190625), (20, 152500), (25, 122000), (40, 76250), (50, 61000), (61, 50000), (80, 38125), (100, 30500), (122, 25000), (125, 24400), (200, 15250), (244, 12500), (250, 12200), (305, 10000), (400, 7625), (488, 6250), (500, 6100), (610, 5000), (625, 4880), (976, 3125), (1000, 3050), (1220, 2500), (1250, 2440), (1525, 2000)]