72499000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{10357}}^1$

素因数の和:10385

約数の個数: 64

約数和(自身を含む): 193901760

約数和(自身を除く): 121402760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 10357, 20714, 41428, 51785, 72499, 82856, 103570, 144998, 207140, 258925, 289996, 362495, 414280, 517850, 579992, 724990, 1035700, 1294625, 1449980, 1812475, 2071400, 2589250, 2899960, 3624950, 5178500, 7249900, 9062375, 10357000, 14499800, 18124750, 36249500, 72499000]

約数ペア:

[(1, 72499000), (2, 36249500), (4, 18124750), (5, 14499800), (7, 10357000), (8, 9062375), (10, 7249900), (14, 5178500), (20, 3624950), (25, 2899960), (28, 2589250), (35, 2071400), (40, 1812475), (50, 1449980), (56, 1294625), (70, 1035700), (100, 724990), (125, 579992), (140, 517850), (175, 414280), (200, 362495), (250, 289996), (280, 258925), (350, 207140), (500, 144998), (700, 103570), (875, 82856), (1000, 72499), (1400, 51785), (1750, 41428), (3500, 20714), (7000, 10357)]