2542642550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:654

約数の個数: 96

約数和(自身を含む): 5498648064

約数和(自身を除く): 2956005514

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 103, 175, 206, 251, 281, 350, 502, 515, 562, 721, 1030, 1255, 1405, 1442, 1757, 1967, 2510, 2575, 2810, 3514, 3605, 3934, 5150, 6275, 7025, 7210, 8785, 9835, 12550, 14050, 17570, 18025, 19670, 25853, 28943, 36050, 43925, 49175, 51706, 57886, 70531, 87850, 98350, 129265, 141062, 144715, 180971, 202601, 258530, 289430, 352655, 361942, 405202, 493717, 646325, 705310, 723575, 904855, 987434, 1013005, 1292650, 1447150, 1763275, 1809710, 2026010, 2468585, 3526550, 4524275, 4937170, 5065025, 7264693, 9048550, 10130050, 12342925, 14529386, 24685850, 36323465, 50852851, 72646930, 101705702, 181617325, 254264255, 363234650, 508528510, 1271321275, 2542642550]

約数ペア:

[(1, 2542642550), (2, 1271321275), (5, 508528510), (7, 363234650), (10, 254264255), (14, 181617325), (25, 101705702), (35, 72646930), (50, 50852851), (70, 36323465), (103, 24685850), (175, 14529386), (206, 12342925), (251, 10130050), (281, 9048550), (350, 7264693), (502, 5065025), (515, 4937170), (562, 4524275), (721, 3526550), (1030, 2468585), (1255, 2026010), (1405, 1809710), (1442, 1763275), (1757, 1447150), (1967, 1292650), (2510, 1013005), (2575, 987434), (2810, 904855), (3514, 723575), (3605, 705310), (3934, 646325), (5150, 493717), (6275, 405202), (7025, 361942), (7210, 352655), (8785, 289430), (9835, 258530), (12550, 202601), (14050, 180971), (17570, 144715), (18025, 141062), (19670, 129265), (25853, 98350), (28943, 87850), (36050, 70531), (43925, 57886), (49175, 51706)]