1999165000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{57119}}^1$

素因数の和:57152

約数の個数: 80

約数和(自身を含む): 5353286400

約数和(自身を除く): 3354121400

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, 625, 700, 875, 1000, 1250, 1400, 1750, 2500, 3500, 4375, 5000, 7000, 8750, 17500, 35000, 57119, 114238, 228476, 285595, 399833, 456952, 571190, 799666, 1142380, 1427975, 1599332, 1999165, 2284760, 2855950, 3198664, 3998330, 5711900, 7139875, 7996660, 9995825, 11423800, 14279750, 15993320, 19991650, 28559500, 35699375, 39983300, 49979125, 57119000, 71398750, 79966600, 99958250, 142797500, 199916500, 249895625, 285595000, 399833000, 499791250, 999582500, 1999165000]

約数ペア:

[(1, 1999165000), (2, 999582500), (4, 499791250), (5, 399833000), (7, 285595000), (8, 249895625), (10, 199916500), (14, 142797500), (20, 99958250), (25, 79966600), (28, 71398750), (35, 57119000), (40, 49979125), (50, 39983300), (56, 35699375), (70, 28559500), (100, 19991650), (125, 15993320), (140, 14279750), (175, 11423800), (200, 9995825), (250, 7996660), (280, 7139875), (350, 5711900), (500, 3998330), (625, 3198664), (700, 2855950), (875, 2284760), (1000, 1999165), (1250, 1599332), (1400, 1427975), (1750, 1142380), (2500, 799666), (3500, 571190), (4375, 456952), (5000, 399833), (7000, 285595), (8750, 228476), (17500, 114238), (35000, 57119)]