19964618025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{162413}}^1$

素因数の和:162586

約数の個数: 48

約数和(自身を含む): 36250804800

約数和(自身を除く): 16286186775

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 149, 165, 275, 447, 745, 825, 1639, 2235, 3725, 4917, 8195, 11175, 24585, 40975, 122925, 162413, 487239, 812065, 1786543, 2436195, 4060325, 5359629, 8932715, 12180975, 24199537, 26798145, 44663575, 72598611, 120997685, 133990725, 266194907, 362993055, 604988425, 798584721, 1330974535, 1814965275, 3992923605, 6654872675, 19964618025]

約数ペア:

[(1, 19964618025), (3, 6654872675), (5, 3992923605), (11, 1814965275), (15, 1330974535), (25, 798584721), (33, 604988425), (55, 362993055), (75, 266194907), (149, 133990725), (165, 120997685), (275, 72598611), (447, 44663575), (745, 26798145), (825, 24199537), (1639, 12180975), (2235, 8932715), (3725, 5359629), (4917, 4060325), (8195, 2436195), (11175, 1786543), (24585, 812065), (40975, 487239), (122925, 162413)]