195531520

素因数分解:

$2^8\times 5^1\times {\mathrm{173}}^1\times {\mathrm{883}}^1$

素因数の和:1077

約数の個数: 72

約数和(自身を含む): 471599856

約数和(自身を除く): 276068336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 256, 320, 346, 640, 692, 865, 883, 1280, 1384, 1730, 1766, 2768, 3460, 3532, 4415, 5536, 6920, 7064, 8830, 11072, 13840, 14128, 17660, 22144, 27680, 28256, 35320, 44288, 55360, 56512, 70640, 110720, 113024, 141280, 152759, 221440, 226048, 282560, 305518, 565120, 611036, 763795, 1130240, 1222072, 1527590, 2444144, 3055180, 4888288, 6110360, 9776576, 12220720, 19553152, 24441440, 39106304, 48882880, 97765760, 195531520]

約数ペア:

[(1, 195531520), (2, 97765760), (4, 48882880), (5, 39106304), (8, 24441440), (10, 19553152), (16, 12220720), (20, 9776576), (32, 6110360), (40, 4888288), (64, 3055180), (80, 2444144), (128, 1527590), (160, 1222072), (173, 1130240), (256, 763795), (320, 611036), (346, 565120), (640, 305518), (692, 282560), (865, 226048), (883, 221440), (1280, 152759), (1384, 141280), (1730, 113024), (1766, 110720), (2768, 70640), (3460, 56512), (3532, 55360), (4415, 44288), (5536, 35320), (6920, 28256), (7064, 27680), (8830, 22144), (11072, 17660), (13840, 14128)]