20157749500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{5759357}}^1$

素因数の和:5759383

約数の個数: 48

約数和(自身を含む): 50313751488

約数和(自身を除く): 30156001988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 5759357, 11518714, 23037428, 28796785, 40315499, 57593570, 80630998, 115187140, 143983925, 161261996, 201577495, 287967850, 403154990, 575935700, 719919625, 806309980, 1007887475, 1439839250, 2015774950, 2879678500, 4031549900, 5039437375, 10078874750, 20157749500]

約数ペア:

[(1, 20157749500), (2, 10078874750), (4, 5039437375), (5, 4031549900), (7, 2879678500), (10, 2015774950), (14, 1439839250), (20, 1007887475), (25, 806309980), (28, 719919625), (35, 575935700), (50, 403154990), (70, 287967850), (100, 201577495), (125, 161261996), (140, 143983925), (175, 115187140), (250, 80630998), (350, 57593570), (500, 40315499), (700, 28796785), (875, 23037428), (1750, 11518714), (3500, 5759357)]