29875000

素因数分解:

$2^3\times 5^6\times {\mathrm{239}}^1$

素因数の和:275

約数の個数: 56

約数和(自身を含む): 70311600

約数和(自身を除く): 40436600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 239, 250, 478, 500, 625, 956, 1000, 1195, 1250, 1912, 2390, 2500, 3125, 4780, 5000, 5975, 6250, 9560, 11950, 12500, 15625, 23900, 25000, 29875, 31250, 47800, 59750, 62500, 119500, 125000, 149375, 239000, 298750, 597500, 746875, 1195000, 1493750, 2987500, 3734375, 5975000, 7468750, 14937500, 29875000]

約数ペア:

[(1, 29875000), (2, 14937500), (4, 7468750), (5, 5975000), (8, 3734375), (10, 2987500), (20, 1493750), (25, 1195000), (40, 746875), (50, 597500), (100, 298750), (125, 239000), (200, 149375), (239, 125000), (250, 119500), (478, 62500), (500, 59750), (625, 47800), (956, 31250), (1000, 29875), (1195, 25000), (1250, 23900), (1912, 15625), (2390, 12500), (2500, 11950), (3125, 9560), (4780, 6250), (5000, 5975)]