128801095

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{461}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 173638080

約数和(自身を除く): 44836985

約数列:

[1, 5, 17, 19, 85, 95, 173, 323, 461, 865, 1615, 2305, 2941, 3287, 7837, 8759, 14705, 16435, 39185, 43795, 55879, 79753, 148903, 279395, 398765, 744515, 1355801, 1515307, 6779005, 7576535, 25760219, 128801095]

約数ペア:

[(1, 128801095), (5, 25760219), (17, 7576535), (19, 6779005), (85, 1515307), (95, 1355801), (173, 744515), (323, 398765), (461, 279395), (865, 148903), (1615, 79753), (2305, 55879), (2941, 43795), (3287, 39185), (7837, 16435), (8759, 14705)]