2563328

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 72

約数和(自身を含む): 5886720

約数和(自身を除く): 3323392

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 32, 34, 38, 62, 64, 68, 76, 124, 128, 136, 152, 248, 256, 272, 304, 323, 496, 527, 544, 589, 608, 646, 992, 1054, 1088, 1178, 1216, 1292, 1984, 2108, 2176, 2356, 2432, 2584, 3968, 4216, 4352, 4712, 4864, 5168, 7936, 8432, 9424, 10013, 10336, 16864, 18848, 20026, 20672, 33728, 37696, 40052, 41344, 67456, 75392, 80104, 82688, 134912, 150784, 160208, 320416, 640832, 1281664, 2563328]

約数ペア:

[(1, 2563328), (2, 1281664), (4, 640832), (8, 320416), (16, 160208), (17, 150784), (19, 134912), (31, 82688), (32, 80104), (34, 75392), (38, 67456), (62, 41344), (64, 40052), (68, 37696), (76, 33728), (124, 20672), (128, 20026), (136, 18848), (152, 16864), (248, 10336), (256, 10013), (272, 9424), (304, 8432), (323, 7936), (496, 5168), (527, 4864), (544, 4712), (589, 4352), (608, 4216), (646, 3968), (992, 2584), (1054, 2432), (1088, 2356), (1178, 2176), (1216, 2108), (1292, 1984)]