90228208

素因数分解:

$2^4\times 7^3\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:471

約数の個数: 80

約数和(自身を含む): 209361600

約数和(自身を除く): 119133392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 82, 98, 112, 164, 196, 287, 328, 343, 392, 401, 574, 656, 686, 784, 802, 1148, 1372, 1604, 2009, 2296, 2744, 2807, 3208, 4018, 4592, 5488, 5614, 6416, 8036, 11228, 14063, 16072, 16441, 19649, 22456, 28126, 32144, 32882, 39298, 44912, 56252, 65764, 78596, 112504, 115087, 131528, 137543, 157192, 225008, 230174, 263056, 275086, 314384, 460348, 550172, 805609, 920696, 1100344, 1611218, 1841392, 2200688, 3222436, 5639263, 6444872, 11278526, 12889744, 22557052, 45114104, 90228208]

約数ペア:

[(1, 90228208), (2, 45114104), (4, 22557052), (7, 12889744), (8, 11278526), (14, 6444872), (16, 5639263), (28, 3222436), (41, 2200688), (49, 1841392), (56, 1611218), (82, 1100344), (98, 920696), (112, 805609), (164, 550172), (196, 460348), (287, 314384), (328, 275086), (343, 263056), (392, 230174), (401, 225008), (574, 157192), (656, 137543), (686, 131528), (784, 115087), (802, 112504), (1148, 78596), (1372, 65764), (1604, 56252), (2009, 44912), (2296, 39298), (2744, 32882), (2807, 32144), (3208, 28126), (4018, 22456), (4592, 19649), (5488, 16441), (5614, 16072), (6416, 14063), (8036, 11228)]