668814796

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 1323529200

約数和(自身を除く): 654714404

約数列:

[1, 2, 4, 13, 26, 41, 52, 59, 82, 118, 164, 169, 236, 338, 409, 533, 676, 767, 818, 1066, 1534, 1636, 2132, 2419, 3068, 4838, 5317, 6929, 9676, 9971, 10634, 13858, 16769, 19942, 21268, 24131, 27716, 31447, 33538, 39884, 48262, 62894, 67076, 69121, 96524, 125788, 138242, 217997, 276484, 313703, 408811, 435994, 627406, 817622, 871988, 989371, 1254812, 1635244, 1978742, 2833961, 3957484, 4078139, 5667922, 8156278, 11335844, 12861823, 16312556, 25723646, 51447292, 167203699, 334407398, 668814796]

約数ペア:

[(1, 668814796), (2, 334407398), (4, 167203699), (13, 51447292), (26, 25723646), (41, 16312556), (52, 12861823), (59, 11335844), (82, 8156278), (118, 5667922), (164, 4078139), (169, 3957484), (236, 2833961), (338, 1978742), (409, 1635244), (533, 1254812), (676, 989371), (767, 871988), (818, 817622), (1066, 627406), (1534, 435994), (1636, 408811), (2132, 313703), (2419, 276484), (3068, 217997), (4838, 138242), (5317, 125788), (6929, 96524), (9676, 69121), (9971, 67076), (10634, 62894), (13858, 48262), (16769, 39884), (19942, 33538), (21268, 31447), (24131, 27716)]