30125000

素因数分解:

$2^3\times 5^6\times {\mathrm{241}}^1$

素因数の和:277

約数の個数: 56

約数和(自身を含む): 70897530

約数和(自身を除く): 40772530

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 241, 250, 482, 500, 625, 964, 1000, 1205, 1250, 1928, 2410, 2500, 3125, 4820, 5000, 6025, 6250, 9640, 12050, 12500, 15625, 24100, 25000, 30125, 31250, 48200, 60250, 62500, 120500, 125000, 150625, 241000, 301250, 602500, 753125, 1205000, 1506250, 3012500, 3765625, 6025000, 7531250, 15062500, 30125000]

約数ペア:

[(1, 30125000), (2, 15062500), (4, 7531250), (5, 6025000), (8, 3765625), (10, 3012500), (20, 1506250), (25, 1205000), (40, 753125), (50, 602500), (100, 301250), (125, 241000), (200, 150625), (241, 125000), (250, 120500), (482, 62500), (500, 60250), (625, 48200), (964, 31250), (1000, 30125), (1205, 25000), (1250, 24100), (1928, 15625), (2410, 12500), (2500, 12050), (3125, 9640), (4820, 6250), (5000, 6025)]