81223552

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 173134800

約数和(自身を除く): 91911248

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 163, 229, 272, 326, 458, 544, 652, 916, 1088, 1304, 1832, 2176, 2608, 2771, 3664, 3893, 5216, 5542, 7328, 7786, 10432, 11084, 14656, 15572, 20864, 22168, 29312, 31144, 37327, 44336, 62288, 74654, 88672, 124576, 149308, 177344, 249152, 298616, 354688, 498304, 597232, 634559, 1194464, 1269118, 2388928, 2538236, 4777856, 5076472, 10152944, 20305888, 40611776, 81223552]

約数ペア:

[(1, 81223552), (2, 40611776), (4, 20305888), (8, 10152944), (16, 5076472), (17, 4777856), (32, 2538236), (34, 2388928), (64, 1269118), (68, 1194464), (128, 634559), (136, 597232), (163, 498304), (229, 354688), (272, 298616), (326, 249152), (458, 177344), (544, 149308), (652, 124576), (916, 88672), (1088, 74654), (1304, 62288), (1832, 44336), (2176, 37327), (2608, 31144), (2771, 29312), (3664, 22168), (3893, 20864), (5216, 15572), (5542, 14656), (7328, 11084), (7786, 10432)]