245393408

素因数分解:

$2^{11}\times {\mathrm{13}}^2\times {\mathrm{709}}^1$

素因数の和:757

約数の個数: 72

約数和(自身を含む): 532063350

約数和(自身を除く): 286669942

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 512, 676, 709, 832, 1024, 1352, 1418, 1664, 2048, 2704, 2836, 3328, 5408, 5672, 6656, 9217, 10816, 11344, 13312, 18434, 21632, 22688, 26624, 36868, 43264, 45376, 73736, 86528, 90752, 119821, 147472, 173056, 181504, 239642, 294944, 346112, 363008, 479284, 589888, 726016, 958568, 1179776, 1452032, 1917136, 2359552, 3834272, 4719104, 7668544, 9438208, 15337088, 18876416, 30674176, 61348352, 122696704, 245393408]

約数ペア:

[(1, 245393408), (2, 122696704), (4, 61348352), (8, 30674176), (13, 18876416), (16, 15337088), (26, 9438208), (32, 7668544), (52, 4719104), (64, 3834272), (104, 2359552), (128, 1917136), (169, 1452032), (208, 1179776), (256, 958568), (338, 726016), (416, 589888), (512, 479284), (676, 363008), (709, 346112), (832, 294944), (1024, 239642), (1352, 181504), (1418, 173056), (1664, 147472), (2048, 119821), (2704, 90752), (2836, 86528), (3328, 73736), (5408, 45376), (5672, 43264), (6656, 36868), (9217, 26624), (10816, 22688), (11344, 21632), (13312, 18434)]