77905025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 111957120

約数和(自身を除く): 34052095

約数列:

[1, 5, 11, 23, 25, 55, 109, 113, 115, 253, 275, 545, 565, 575, 1199, 1243, 1265, 2507, 2599, 2725, 2825, 5995, 6215, 6325, 12317, 12535, 12995, 27577, 28589, 29975, 31075, 61585, 62675, 64975, 135487, 137885, 142945, 283291, 307925, 677435, 689425, 714725, 1416455, 3116201, 3387175, 7082275, 15581005, 77905025]

約数ペア:

[(1, 77905025), (5, 15581005), (11, 7082275), (23, 3387175), (25, 3116201), (55, 1416455), (109, 714725), (113, 689425), (115, 677435), (253, 307925), (275, 283291), (545, 142945), (565, 137885), (575, 135487), (1199, 64975), (1243, 62675), (1265, 61585), (2507, 31075), (2599, 29975), (2725, 28589), (2825, 27577), (5995, 12995), (6215, 12535), (6325, 12317)]