25392968

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 54950400

約数和(自身を除く): 29557432

約数列:

[1, 2, 4, 8, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 317, 323, 527, 589, 634, 646, 1054, 1178, 1268, 1292, 2108, 2356, 2536, 2584, 4216, 4712, 5389, 6023, 9827, 10013, 10778, 12046, 19654, 20026, 21556, 24092, 39308, 40052, 43112, 48184, 78616, 80104, 102391, 167059, 186713, 204782, 334118, 373426, 409564, 668236, 746852, 819128, 1336472, 1493704, 3174121, 6348242, 12696484, 25392968]

約数ペア:

[(1, 25392968), (2, 12696484), (4, 6348242), (8, 3174121), (17, 1493704), (19, 1336472), (31, 819128), (34, 746852), (38, 668236), (62, 409564), (68, 373426), (76, 334118), (124, 204782), (136, 186713), (152, 167059), (248, 102391), (317, 80104), (323, 78616), (527, 48184), (589, 43112), (634, 40052), (646, 39308), (1054, 24092), (1178, 21556), (1268, 20026), (1292, 19654), (2108, 12046), (2356, 10778), (2536, 10013), (2584, 9827), (4216, 6023), (4712, 5389)]