77777635725

素因数分解:

$3^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{673837}}^1$

素因数の和:673881

約数の個数: 72

約数和(自身を含む): 152071759840

約数和(自身を除く): 74294124115

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 81, 95, 135, 171, 225, 243, 285, 405, 475, 513, 675, 855, 1215, 1425, 1539, 2025, 2565, 4275, 4617, 6075, 7695, 12825, 23085, 38475, 115425, 673837, 2021511, 3369185, 6064533, 10107555, 12802903, 16845925, 18193599, 30322665, 38408709, 50537775, 54580797, 64014515, 90967995, 115226127, 151613325, 163742391, 192043545, 272903985, 320072575, 345678381, 454839975, 576130635, 818711955, 960217725, 1037035143, 1364519925, 1728391905, 2880653175, 3111105429, 4093559775, 5185175715, 8641959525, 15555527145, 25925878575, 77777635725]

約数ペア:

[(1, 77777635725), (3, 25925878575), (5, 15555527145), (9, 8641959525), (15, 5185175715), (19, 4093559775), (25, 3111105429), (27, 2880653175), (45, 1728391905), (57, 1364519925), (75, 1037035143), (81, 960217725), (95, 818711955), (135, 576130635), (171, 454839975), (225, 345678381), (243, 320072575), (285, 272903985), (405, 192043545), (475, 163742391), (513, 151613325), (675, 115226127), (855, 90967995), (1215, 64014515), (1425, 54580797), (1539, 50537775), (2025, 38408709), (2565, 30322665), (4275, 18193599), (4617, 16845925), (6075, 12802903), (7695, 10107555), (12825, 6064533), (23085, 3369185), (38475, 2021511), (115425, 673837)]