279629272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 582331680

約数和(自身を除く): 302702408

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 97, 104, 106, 194, 212, 388, 424, 523, 689, 776, 1046, 1261, 1378, 2092, 2522, 2756, 4184, 5044, 5141, 5512, 6799, 10088, 10282, 13598, 20564, 27196, 27719, 41128, 50731, 54392, 55438, 66833, 101462, 110876, 133666, 202924, 221752, 267332, 360347, 405848, 534664, 659503, 720694, 1319006, 1441388, 2638012, 2688743, 2882776, 5276024, 5377486, 10754972, 21509944, 34953659, 69907318, 139814636, 279629272]

約数ペア:

[(1, 279629272), (2, 139814636), (4, 69907318), (8, 34953659), (13, 21509944), (26, 10754972), (52, 5377486), (53, 5276024), (97, 2882776), (104, 2688743), (106, 2638012), (194, 1441388), (212, 1319006), (388, 720694), (424, 659503), (523, 534664), (689, 405848), (776, 360347), (1046, 267332), (1261, 221752), (1378, 202924), (2092, 133666), (2522, 110876), (2756, 101462), (4184, 66833), (5044, 55438), (5141, 54392), (5512, 50731), (6799, 41128), (10088, 27719), (10282, 27196), (13598, 20564)]