81314832

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{547}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 222882560

約数和(自身を除く): 141567728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 163, 228, 304, 326, 456, 489, 547, 652, 912, 978, 1094, 1304, 1641, 1956, 2188, 2608, 3097, 3282, 3912, 4376, 6194, 6564, 7824, 8752, 9291, 10393, 12388, 13128, 18582, 20786, 24776, 26256, 31179, 37164, 41572, 49552, 62358, 74328, 83144, 89161, 124716, 148656, 166288, 178322, 249432, 267483, 356644, 498864, 534966, 713288, 1069932, 1426576, 1694059, 2139864, 3388118, 4279728, 5082177, 6776236, 10164354, 13552472, 20328708, 27104944, 40657416, 81314832]

約数ペア:

[(1, 81314832), (2, 40657416), (3, 27104944), (4, 20328708), (6, 13552472), (8, 10164354), (12, 6776236), (16, 5082177), (19, 4279728), (24, 3388118), (38, 2139864), (48, 1694059), (57, 1426576), (76, 1069932), (114, 713288), (152, 534966), (163, 498864), (228, 356644), (304, 267483), (326, 249432), (456, 178322), (489, 166288), (547, 148656), (652, 124716), (912, 89161), (978, 83144), (1094, 74328), (1304, 62358), (1641, 49552), (1956, 41572), (2188, 37164), (2608, 31179), (3097, 26256), (3282, 24776), (3912, 20786), (4376, 18582), (6194, 13128), (6564, 12388), (7824, 10393), (8752, 9291)]