51030980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2549}}^1$

素因数の和:2589

約数の個数: 96

約数和(自身を含む): 143942400

約数和(自身を除く): 92911420

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2549, 2860, 4004, 5005, 5098, 10010, 10196, 12745, 17843, 20020, 25490, 28039, 33137, 35686, 50980, 56078, 66274, 71372, 89215, 112156, 132548, 140195, 165685, 178430, 196273, 231959, 280390, 331370, 356860, 364507, 392546, 463918, 560780, 662740, 729014, 785092, 927836, 981365, 1159795, 1458028, 1822535, 1962730, 2319590, 2551549, 3645070, 3925460, 4639180, 5103098, 7290140, 10206196, 12757745, 25515490, 51030980]

約数ペア:

[(1, 51030980), (2, 25515490), (4, 12757745), (5, 10206196), (7, 7290140), (10, 5103098), (11, 4639180), (13, 3925460), (14, 3645070), (20, 2551549), (22, 2319590), (26, 1962730), (28, 1822535), (35, 1458028), (44, 1159795), (52, 981365), (55, 927836), (65, 785092), (70, 729014), (77, 662740), (91, 560780), (110, 463918), (130, 392546), (140, 364507), (143, 356860), (154, 331370), (182, 280390), (220, 231959), (260, 196273), (286, 178430), (308, 165685), (364, 140195), (385, 132548), (455, 112156), (572, 89215), (715, 71372), (770, 66274), (910, 56078), (1001, 50980), (1430, 35686), (1540, 33137), (1820, 28039), (2002, 25490), (2549, 20020), (2860, 17843), (4004, 12745), (5005, 10196), (5098, 10010)]