90783128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 189630720

約数和(自身を除く): 98847592

約数列:

[1, 2, 4, 8, 17, 31, 34, 61, 62, 68, 122, 124, 136, 244, 248, 353, 488, 527, 706, 1037, 1054, 1412, 1891, 2074, 2108, 2824, 3782, 4148, 4216, 6001, 7564, 8296, 10943, 12002, 15128, 21533, 21886, 24004, 32147, 43066, 43772, 48008, 64294, 86132, 87544, 128588, 172264, 186031, 257176, 366061, 372062, 667523, 732122, 744124, 1335046, 1464244, 1488248, 2670092, 2928488, 5340184, 11347891, 22695782, 45391564, 90783128]

約数ペア:

[(1, 90783128), (2, 45391564), (4, 22695782), (8, 11347891), (17, 5340184), (31, 2928488), (34, 2670092), (61, 1488248), (62, 1464244), (68, 1335046), (122, 744124), (124, 732122), (136, 667523), (244, 372062), (248, 366061), (353, 257176), (488, 186031), (527, 172264), (706, 128588), (1037, 87544), (1054, 86132), (1412, 64294), (1891, 48008), (2074, 43772), (2108, 43066), (2824, 32147), (3782, 24004), (4148, 21886), (4216, 21533), (6001, 15128), (7564, 12002), (8296, 10943)]