190625000

素因数分解:

$2^3\times 5^8\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 454101330

約数和(自身を除く): 263476330

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 125, 200, 244, 250, 305, 488, 500, 610, 625, 1000, 1220, 1250, 1525, 2440, 2500, 3050, 3125, 5000, 6100, 6250, 7625, 12200, 12500, 15250, 15625, 25000, 30500, 31250, 38125, 61000, 62500, 76250, 78125, 125000, 152500, 156250, 190625, 305000, 312500, 381250, 390625, 625000, 762500, 781250, 953125, 1525000, 1562500, 1906250, 3125000, 3812500, 4765625, 7625000, 9531250, 19062500, 23828125, 38125000, 47656250, 95312500, 190625000]

約数ペア:

[(1, 190625000), (2, 95312500), (4, 47656250), (5, 38125000), (8, 23828125), (10, 19062500), (20, 9531250), (25, 7625000), (40, 4765625), (50, 3812500), (61, 3125000), (100, 1906250), (122, 1562500), (125, 1525000), (200, 953125), (244, 781250), (250, 762500), (305, 625000), (488, 390625), (500, 381250), (610, 312500), (625, 305000), (1000, 190625), (1220, 156250), (1250, 152500), (1525, 125000), (2440, 78125), (2500, 76250), (3050, 62500), (3125, 61000), (5000, 38125), (6100, 31250), (6250, 30500), (7625, 25000), (12200, 15625), (12500, 15250)]