13643900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 32081280

約数和(自身を除く): 18437380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 167, 172, 190, 215, 334, 380, 430, 475, 668, 817, 835, 860, 950, 1075, 1634, 1670, 1900, 2150, 3173, 3268, 3340, 4085, 4175, 4300, 6346, 7181, 8170, 8350, 12692, 14362, 15865, 16340, 16700, 20425, 28724, 31730, 35905, 40850, 63460, 71810, 79325, 81700, 136439, 143620, 158650, 179525, 272878, 317300, 359050, 545756, 682195, 718100, 1364390, 2728780, 3410975, 6821950, 13643900]

約数ペア:

[(1, 13643900), (2, 6821950), (4, 3410975), (5, 2728780), (10, 1364390), (19, 718100), (20, 682195), (25, 545756), (38, 359050), (43, 317300), (50, 272878), (76, 179525), (86, 158650), (95, 143620), (100, 136439), (167, 81700), (172, 79325), (190, 71810), (215, 63460), (334, 40850), (380, 35905), (430, 31730), (475, 28724), (668, 20425), (817, 16700), (835, 16340), (860, 15865), (950, 14362), (1075, 12692), (1634, 8350), (1670, 8170), (1900, 7181), (2150, 6346), (3173, 4300), (3268, 4175), (3340, 4085)]