899856297392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12479}}^1\times {\mathrm{20393}}^1$

素因数の和:32910

約数の個数: 80

約数和(自身を含む): 1988287741440

約数和(自身を除く): 1088431444048

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 12479, 20393, 24958, 40786, 49916, 81572, 99832, 162227, 163144, 199664, 212143, 265109, 324454, 326288, 346681, 424286, 530218, 648908, 693362, 848572, 1060436, 1297816, 1386724, 1697144, 2120872, 2595632, 2757859, 2773448, 3394288, 4241744, 4506853, 5515718, 5546896, 9013706, 11031436, 18027412, 22062872, 36054824, 44125744, 72109648, 254484247, 508968494, 1017936988, 2035873976, 3308295211, 4071747952, 4326232199, 6616590422, 8652464398, 13233180844, 17304928796, 26466361688, 34609857592, 52932723376, 56241018587, 69219715184, 112482037174, 224964074348, 449928148696, 899856297392]

約数ペア:

[(1, 899856297392), (2, 449928148696), (4, 224964074348), (8, 112482037174), (13, 69219715184), (16, 56241018587), (17, 52932723376), (26, 34609857592), (34, 26466361688), (52, 17304928796), (68, 13233180844), (104, 8652464398), (136, 6616590422), (208, 4326232199), (221, 4071747952), (272, 3308295211), (442, 2035873976), (884, 1017936988), (1768, 508968494), (3536, 254484247), (12479, 72109648), (20393, 44125744), (24958, 36054824), (40786, 22062872), (49916, 18027412), (81572, 11031436), (99832, 9013706), (162227, 5546896), (163144, 5515718), (199664, 4506853), (212143, 4241744), (265109, 3394288), (324454, 2773448), (326288, 2757859), (346681, 2595632), (424286, 2120872), (530218, 1697144), (648908, 1386724), (693362, 1297816), (848572, 1060436)]