52720840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{967}}^1$

素因数の和:1054

約数の個数: 64

約数和(自身を含む): 125452800

約数和(自身を除く): 72731960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 145, 188, 232, 235, 290, 376, 470, 580, 940, 967, 1160, 1363, 1880, 1934, 2726, 3868, 4835, 5452, 6815, 7736, 9670, 10904, 13630, 19340, 27260, 28043, 38680, 45449, 54520, 56086, 90898, 112172, 140215, 181796, 224344, 227245, 280430, 363592, 454490, 560860, 908980, 1121720, 1318021, 1817960, 2636042, 5272084, 6590105, 10544168, 13180210, 26360420, 52720840]

約数ペア:

[(1, 52720840), (2, 26360420), (4, 13180210), (5, 10544168), (8, 6590105), (10, 5272084), (20, 2636042), (29, 1817960), (40, 1318021), (47, 1121720), (58, 908980), (94, 560860), (116, 454490), (145, 363592), (188, 280430), (232, 227245), (235, 224344), (290, 181796), (376, 140215), (470, 112172), (580, 90898), (940, 56086), (967, 54520), (1160, 45449), (1363, 38680), (1880, 28043), (1934, 27260), (2726, 19340), (3868, 13630), (4835, 10904), (5452, 9670), (6815, 7736)]