400145952

素因数分解:

$2^5\times 3^1\times {\mathrm{97}}^2\times {\mathrm{443}}^1$

素因数の和:650

約数の個数: 72

約数和(自身を含む): 1063719216

約数和(自身を除く): 663573264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 97, 194, 291, 388, 443, 582, 776, 886, 1164, 1329, 1552, 1772, 2328, 2658, 3104, 3544, 4656, 5316, 7088, 9312, 9409, 10632, 14176, 18818, 21264, 28227, 37636, 42528, 42971, 56454, 75272, 85942, 112908, 128913, 150544, 171884, 225816, 257826, 301088, 343768, 451632, 515652, 687536, 903264, 1031304, 1375072, 2062608, 4125216, 4168187, 8336374, 12504561, 16672748, 25009122, 33345496, 50018244, 66690992, 100036488, 133381984, 200072976, 400145952]

約数ペア:

[(1, 400145952), (2, 200072976), (3, 133381984), (4, 100036488), (6, 66690992), (8, 50018244), (12, 33345496), (16, 25009122), (24, 16672748), (32, 12504561), (48, 8336374), (96, 4168187), (97, 4125216), (194, 2062608), (291, 1375072), (388, 1031304), (443, 903264), (582, 687536), (776, 515652), (886, 451632), (1164, 343768), (1329, 301088), (1552, 257826), (1772, 225816), (2328, 171884), (2658, 150544), (3104, 128913), (3544, 112908), (4656, 85942), (5316, 75272), (7088, 56454), (9312, 42971), (9409, 42528), (10632, 37636), (14176, 28227), (18818, 21264)]