2666144

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:82

約数の個数: 72

約数和(自身を含む): 6225660

約数和(自身を除く): 3559516

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 29, 32, 34, 52, 58, 68, 104, 116, 136, 169, 208, 221, 232, 272, 338, 377, 416, 442, 464, 493, 544, 676, 754, 884, 928, 986, 1352, 1508, 1768, 1972, 2704, 2873, 3016, 3536, 3944, 4901, 5408, 5746, 6032, 6409, 7072, 7888, 9802, 11492, 12064, 12818, 15776, 19604, 22984, 25636, 39208, 45968, 51272, 78416, 83317, 91936, 102544, 156832, 166634, 205088, 333268, 666536, 1333072, 2666144]

約数ペア:

[(1, 2666144), (2, 1333072), (4, 666536), (8, 333268), (13, 205088), (16, 166634), (17, 156832), (26, 102544), (29, 91936), (32, 83317), (34, 78416), (52, 51272), (58, 45968), (68, 39208), (104, 25636), (116, 22984), (136, 19604), (169, 15776), (208, 12818), (221, 12064), (232, 11492), (272, 9802), (338, 7888), (377, 7072), (416, 6409), (442, 6032), (464, 5746), (493, 5408), (544, 4901), (676, 3944), (754, 3536), (884, 3016), (928, 2873), (986, 2704), (1352, 1972), (1508, 1768)]