820352

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:73

約数の個数: 64

約数和(自身を含む): 1927800

約数和(自身を除く): 1107448

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 29, 32, 34, 52, 58, 64, 68, 104, 116, 128, 136, 208, 221, 232, 272, 377, 416, 442, 464, 493, 544, 754, 832, 884, 928, 986, 1088, 1508, 1664, 1768, 1856, 1972, 2176, 3016, 3536, 3712, 3944, 6032, 6409, 7072, 7888, 12064, 12818, 14144, 15776, 24128, 25636, 28288, 31552, 48256, 51272, 63104, 102544, 205088, 410176, 820352]

約数ペア:

[(1, 820352), (2, 410176), (4, 205088), (8, 102544), (13, 63104), (16, 51272), (17, 48256), (26, 31552), (29, 28288), (32, 25636), (34, 24128), (52, 15776), (58, 14144), (64, 12818), (68, 12064), (104, 7888), (116, 7072), (128, 6409), (136, 6032), (208, 3944), (221, 3712), (232, 3536), (272, 3016), (377, 2176), (416, 1972), (442, 1856), (464, 1768), (493, 1664), (544, 1508), (754, 1088), (832, 986), (884, 928)]