393445552

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1694

約数の個数: 80

約数和(自身を含む): 862444800

約数和(自身を除く): 468999248

約数列:

[1, 2, 4, 8, 16, 17, 29, 31, 34, 58, 62, 68, 116, 124, 136, 232, 248, 272, 464, 493, 496, 527, 899, 986, 1054, 1609, 1798, 1972, 2108, 3218, 3596, 3944, 4216, 6436, 7192, 7888, 8432, 12872, 14384, 15283, 25744, 27353, 30566, 46661, 49879, 54706, 61132, 93322, 99758, 109412, 122264, 186644, 199516, 218824, 244528, 373288, 399032, 437648, 746576, 793237, 798064, 847943, 1446491, 1586474, 1695886, 2892982, 3172948, 3391772, 5785964, 6345896, 6783544, 11571928, 12691792, 13567088, 23143856, 24590347, 49180694, 98361388, 196722776, 393445552]

約数ペア:

[(1, 393445552), (2, 196722776), (4, 98361388), (8, 49180694), (16, 24590347), (17, 23143856), (29, 13567088), (31, 12691792), (34, 11571928), (58, 6783544), (62, 6345896), (68, 5785964), (116, 3391772), (124, 3172948), (136, 2892982), (232, 1695886), (248, 1586474), (272, 1446491), (464, 847943), (493, 798064), (496, 793237), (527, 746576), (899, 437648), (986, 399032), (1054, 373288), (1609, 244528), (1798, 218824), (1972, 199516), (2108, 186644), (3218, 122264), (3596, 109412), (3944, 99758), (4216, 93322), (6436, 61132), (7192, 54706), (7888, 49879), (8432, 46661), (12872, 30566), (14384, 27353), (15283, 25744)]