542783735

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 792529920

約数和(自身を除く): 249746185

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 103, 221, 247, 251, 323, 515, 1105, 1235, 1255, 1339, 1615, 1751, 1957, 3263, 4199, 4267, 4769, 6695, 8755, 9785, 16315, 20995, 21335, 22763, 23845, 25441, 25853, 33269, 55471, 61997, 81073, 113815, 127205, 129265, 166345, 277355, 309985, 336089, 405365, 432497, 439501, 491207, 1053949, 1680445, 2162485, 2197505, 2456035, 5269745, 5713513, 6385691, 8350519, 28567565, 31928455, 41752595, 108556747, 542783735]

約数ペア:

[(1, 542783735), (5, 108556747), (13, 41752595), (17, 31928455), (19, 28567565), (65, 8350519), (85, 6385691), (95, 5713513), (103, 5269745), (221, 2456035), (247, 2197505), (251, 2162485), (323, 1680445), (515, 1053949), (1105, 491207), (1235, 439501), (1255, 432497), (1339, 405365), (1615, 336089), (1751, 309985), (1957, 277355), (3263, 166345), (4199, 129265), (4267, 127205), (4769, 113815), (6695, 81073), (8755, 61997), (9785, 55471), (16315, 33269), (20995, 25853), (21335, 25441), (22763, 23845)]