1640704

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 3863160

約数和(自身を除く): 2222456

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, 256, 272, 377, 416, 442, 464, 493, 544, 754, 832, 884, 928, 986, 1088, 1508, 1664, 1768, 1856, 1972, 2176, 3016, 3328, 3536, 3712, 3944, 4352, 6032, 6409, 7072, 7424, 7888, 12064, 12818, 14144, 15776, 24128, 25636, 28288, 31552, 48256, 51272, 56576, 63104, 96512, 102544, 126208, 205088, 410176, 820352, 1640704]

約数ペア:

[(1, 1640704), (2, 820352), (4, 410176), (8, 205088), (13, 126208), (16, 102544), (17, 96512), (26, 63104), (29, 56576), (32, 51272), (34, 48256), (52, 31552), (58, 28288), (64, 25636), (68, 24128), (104, 15776), (116, 14144), (128, 12818), (136, 12064), (208, 7888), (221, 7424), (232, 7072), (256, 6409), (272, 6032), (377, 4352), (416, 3944), (442, 3712), (464, 3536), (493, 3328), (544, 3016), (754, 2176), (832, 1972), (884, 1856), (928, 1768), (986, 1664), (1088, 1508)]