610000

素因数分解:

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

素因数の和:89

約数の個数: 50

約数和(自身を含む): 1501082

約数和(自身を除く): 891082

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, 4880, 5000, 6100, 7625, 10000, 12200, 15250, 24400, 30500, 38125, 61000, 76250, 122000, 152500, 305000, 610000]

約数ペア:

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