650906984

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:368

約数の個数: 128

約数和(自身を含む): 1560384000

約数和(自身を除く): 909477016

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 71, 91, 98, 104, 142, 182, 196, 257, 284, 343, 364, 392, 497, 514, 568, 637, 686, 728, 923, 994, 1028, 1274, 1372, 1799, 1846, 1988, 2056, 2548, 2744, 3341, 3479, 3598, 3692, 3976, 4459, 5096, 6461, 6682, 6958, 7196, 7384, 8918, 12593, 12922, 13364, 13916, 14392, 17836, 18247, 23387, 24353, 25186, 25844, 26728, 27832, 35672, 36494, 45227, 46774, 48706, 50372, 51688, 72988, 88151, 90454, 93548, 97412, 100744, 127729, 145976, 163709, 176302, 180908, 187096, 194824, 237211, 255458, 316589, 327418, 352604, 361816, 474422, 510916, 633178, 654836, 705208, 894103, 948844, 1021832, 1145963, 1266356, 1309672, 1660477, 1788206, 1897688, 2291926, 2532712, 3320954, 3576412, 4583852, 6258721, 6641908, 7152824, 9167704, 11623339, 12517442, 13283816, 23246678, 25034884, 46493356, 50069768, 81363373, 92986712, 162726746, 325453492, 650906984]

約数ペア:

[(1, 650906984), (2, 325453492), (4, 162726746), (7, 92986712), (8, 81363373), (13, 50069768), (14, 46493356), (26, 25034884), (28, 23246678), (49, 13283816), (52, 12517442), (56, 11623339), (71, 9167704), (91, 7152824), (98, 6641908), (104, 6258721), (142, 4583852), (182, 3576412), (196, 3320954), (257, 2532712), (284, 2291926), (343, 1897688), (364, 1788206), (392, 1660477), (497, 1309672), (514, 1266356), (568, 1145963), (637, 1021832), (686, 948844), (728, 894103), (923, 705208), (994, 654836), (1028, 633178), (1274, 510916), (1372, 474422), (1799, 361816), (1846, 352604), (1988, 327418), (2056, 316589), (2548, 255458), (2744, 237211), (3341, 194824), (3479, 187096), (3598, 180908), (3692, 176302), (3976, 163709), (4459, 145976), (5096, 127729), (6461, 100744), (6682, 97412), (6958, 93548), (7196, 90454), (7384, 88151), (8918, 72988), (12593, 51688), (12922, 50372), (13364, 48706), (13916, 46774), (14392, 45227), (17836, 36494), (18247, 35672), (23387, 27832), (24353, 26728), (25186, 25844)]