156665880025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^2\times {\mathrm{128549}}^1$

素因数の和:128670

約数の個数: 36

約数和(自身を含む): 205987234500

約数和(自身を除く): 49321354475

約数列:

[1, 5, 25, 29, 41, 145, 205, 725, 1025, 1189, 1681, 5945, 8405, 29725, 42025, 48749, 128549, 243745, 642745, 1218725, 3213725, 3727921, 5270509, 18639605, 26352545, 93198025, 131762725, 152844761, 216090869, 764223805, 1080454345, 3821119025, 5402271725, 6266635201, 31333176005, 156665880025]

約数ペア:

[(1, 156665880025), (5, 31333176005), (25, 6266635201), (29, 5402271725), (41, 3821119025), (145, 1080454345), (205, 764223805), (725, 216090869), (1025, 152844761), (1189, 131762725), (1681, 93198025), (5945, 26352545), (8405, 18639605), (29725, 5270509), (42025, 3727921), (48749, 3213725), (128549, 1218725), (243745, 642745)]