64143100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2131}}^1$

素因数の和:2195

約数の個数: 72

約数和(自身を含む): 162850688

約数和(自身を除く): 98707588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 140, 172, 175, 215, 301, 350, 430, 602, 700, 860, 1075, 1204, 1505, 2131, 2150, 3010, 4262, 4300, 6020, 7525, 8524, 10655, 14917, 15050, 21310, 29834, 30100, 42620, 53275, 59668, 74585, 91633, 106550, 149170, 183266, 213100, 298340, 366532, 372925, 458165, 641431, 745850, 916330, 1282862, 1491700, 1832660, 2290825, 2565724, 3207155, 4581650, 6414310, 9163300, 12828620, 16035775, 32071550, 64143100]

約数ペア:

[(1, 64143100), (2, 32071550), (4, 16035775), (5, 12828620), (7, 9163300), (10, 6414310), (14, 4581650), (20, 3207155), (25, 2565724), (28, 2290825), (35, 1832660), (43, 1491700), (50, 1282862), (70, 916330), (86, 745850), (100, 641431), (140, 458165), (172, 372925), (175, 366532), (215, 298340), (301, 213100), (350, 183266), (430, 149170), (602, 106550), (700, 91633), (860, 74585), (1075, 59668), (1204, 53275), (1505, 42620), (2131, 30100), (2150, 29834), (3010, 21310), (4262, 15050), (4300, 14917), (6020, 10655), (7525, 8524)]