253021370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1427}}^1$

素因数の和:1607

約数の個数: 64

約数和(自身を含む): 555206400

約数和(自身を除く): 302185030

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 149, 170, 238, 298, 595, 745, 1043, 1190, 1427, 1490, 2086, 2533, 2854, 5066, 5215, 7135, 9989, 10430, 12665, 14270, 17731, 19978, 24259, 25330, 35462, 48518, 49945, 88655, 99890, 121295, 169813, 177310, 212623, 242590, 339626, 425246, 849065, 1063115, 1488361, 1698130, 2126230, 2976722, 3614591, 7229182, 7441805, 14883610, 18072955, 25302137, 36145910, 50604274, 126510685, 253021370]

約数ペア:

[(1, 253021370), (2, 126510685), (5, 50604274), (7, 36145910), (10, 25302137), (14, 18072955), (17, 14883610), (34, 7441805), (35, 7229182), (70, 3614591), (85, 2976722), (119, 2126230), (149, 1698130), (170, 1488361), (238, 1063115), (298, 849065), (595, 425246), (745, 339626), (1043, 242590), (1190, 212623), (1427, 177310), (1490, 169813), (2086, 121295), (2533, 99890), (2854, 88655), (5066, 49945), (5215, 48518), (7135, 35462), (9989, 25330), (10430, 24259), (12665, 19978), (14270, 17731)]