64971816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 138240984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 71, 78, 84, 91, 104, 142, 156, 168, 182, 213, 273, 284, 312, 364, 419, 426, 497, 546, 568, 728, 838, 852, 923, 994, 1092, 1257, 1491, 1676, 1704, 1846, 1988, 2184, 2514, 2769, 2933, 2982, 3352, 3692, 3976, 5028, 5447, 5538, 5866, 5964, 6461, 7384, 8799, 10056, 10894, 11076, 11732, 11928, 12922, 16341, 17598, 19383, 21788, 22152, 23464, 25844, 29749, 32682, 35196, 38129, 38766, 43576, 51688, 59498, 65364, 70392, 76258, 77532, 89247, 114387, 118996, 130728, 152516, 155064, 178494, 208243, 228774, 237992, 305032, 356988, 386737, 416486, 457548, 624729, 713976, 773474, 832972, 915096, 1160211, 1249458, 1546948, 1665944, 2320422, 2498916, 2707159, 3093896, 4640844, 4997832, 5414318, 8121477, 9281688, 10828636, 16242954, 21657272, 32485908, 64971816]

約数ペア:

[(1, 64971816), (2, 32485908), (3, 21657272), (4, 16242954), (6, 10828636), (7, 9281688), (8, 8121477), (12, 5414318), (13, 4997832), (14, 4640844), (21, 3093896), (24, 2707159), (26, 2498916), (28, 2320422), (39, 1665944), (42, 1546948), (52, 1249458), (56, 1160211), (71, 915096), (78, 832972), (84, 773474), (91, 713976), (104, 624729), (142, 457548), (156, 416486), (168, 386737), (182, 356988), (213, 305032), (273, 237992), (284, 228774), (312, 208243), (364, 178494), (419, 155064), (426, 152516), (497, 130728), (546, 118996), (568, 114387), (728, 89247), (838, 77532), (852, 76258), (923, 70392), (994, 65364), (1092, 59498), (1257, 51688), (1491, 43576), (1676, 38766), (1704, 38129), (1846, 35196), (1988, 32682), (2184, 29749), (2514, 25844), (2769, 23464), (2933, 22152), (2982, 21788), (3352, 19383), (3692, 17598), (3976, 16341), (5028, 12922), (5447, 11928), (5538, 11732), (5866, 11076), (5964, 10894), (6461, 10056), (7384, 8799)]