645474496

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{1549}}^1$

素因数の和:1961

約数の個数: 56

約数和(自身を含む): 1360627200

約数和(自身を除く): 715152704

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 383, 544, 766, 1088, 1532, 1549, 3064, 3098, 6128, 6196, 6511, 12256, 12392, 13022, 24512, 24784, 26044, 26333, 49568, 52088, 52666, 99136, 104176, 105332, 208352, 210664, 416704, 421328, 593267, 842656, 1186534, 1685312, 2373068, 4746136, 9492272, 10085539, 18984544, 20171078, 37969088, 40342156, 80684312, 161368624, 322737248, 645474496]

約数ペア:

[(1, 645474496), (2, 322737248), (4, 161368624), (8, 80684312), (16, 40342156), (17, 37969088), (32, 20171078), (34, 18984544), (64, 10085539), (68, 9492272), (136, 4746136), (272, 2373068), (383, 1685312), (544, 1186534), (766, 842656), (1088, 593267), (1532, 421328), (1549, 416704), (3064, 210664), (3098, 208352), (6128, 105332), (6196, 104176), (6511, 99136), (12256, 52666), (12392, 52088), (13022, 49568), (24512, 26333), (24784, 26044)]