28624544

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 62717760

約数和(自身を除く): 34093216

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 67, 79, 104, 134, 158, 169, 208, 268, 316, 338, 416, 536, 632, 676, 871, 1027, 1072, 1264, 1352, 1742, 2054, 2144, 2528, 2704, 3484, 4108, 5293, 5408, 6968, 8216, 10586, 11323, 13351, 13936, 16432, 21172, 22646, 26702, 27872, 32864, 42344, 45292, 53404, 68809, 84688, 90584, 106808, 137618, 169376, 181168, 213616, 275236, 362336, 427232, 550472, 894517, 1100944, 1789034, 2201888, 3578068, 7156136, 14312272, 28624544]

約数ペア:

[(1, 28624544), (2, 14312272), (4, 7156136), (8, 3578068), (13, 2201888), (16, 1789034), (26, 1100944), (32, 894517), (52, 550472), (67, 427232), (79, 362336), (104, 275236), (134, 213616), (158, 181168), (169, 169376), (208, 137618), (268, 106808), (316, 90584), (338, 84688), (416, 68809), (536, 53404), (632, 45292), (676, 42344), (871, 32864), (1027, 27872), (1072, 26702), (1264, 22646), (1352, 21172), (1742, 16432), (2054, 13936), (2144, 13351), (2528, 11323), (2704, 10586), (3484, 8216), (4108, 6968), (5293, 5408)]