285988144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2609}}^1$

素因数の和:2678

約数の個数: 80

約数和(自身を含む): 652458240

約数和(自身を除く): 366470096

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 208, 221, 248, 272, 403, 442, 496, 527, 806, 884, 1054, 1612, 1768, 2108, 2609, 3224, 3536, 4216, 5218, 6448, 6851, 8432, 10436, 13702, 20872, 27404, 33917, 41744, 44353, 54808, 67834, 80879, 88706, 109616, 135668, 161758, 177412, 271336, 323516, 354824, 542672, 576589, 647032, 709648, 1051427, 1153178, 1294064, 1374943, 2102854, 2306356, 2749886, 4205708, 4612712, 5499772, 8411416, 9225424, 10999544, 16822832, 17874259, 21999088, 35748518, 71497036, 142994072, 285988144]

約数ペア:

[(1, 285988144), (2, 142994072), (4, 71497036), (8, 35748518), (13, 21999088), (16, 17874259), (17, 16822832), (26, 10999544), (31, 9225424), (34, 8411416), (52, 5499772), (62, 4612712), (68, 4205708), (104, 2749886), (124, 2306356), (136, 2102854), (208, 1374943), (221, 1294064), (248, 1153178), (272, 1051427), (403, 709648), (442, 647032), (496, 576589), (527, 542672), (806, 354824), (884, 323516), (1054, 271336), (1612, 177412), (1768, 161758), (2108, 135668), (2609, 109616), (3224, 88706), (3536, 80879), (4216, 67834), (5218, 54808), (6448, 44353), (6851, 41744), (8432, 33917), (10436, 27404), (13702, 20872)]