80553996

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 230630400

約数和(自身を除く): 150076404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 31, 36, 38, 57, 58, 62, 76, 87, 93, 114, 116, 124, 131, 171, 174, 186, 228, 261, 262, 279, 342, 348, 372, 393, 522, 524, 551, 558, 589, 684, 786, 899, 1044, 1102, 1116, 1178, 1179, 1572, 1653, 1767, 1798, 2204, 2356, 2358, 2489, 2697, 3306, 3534, 3596, 3799, 4061, 4716, 4959, 4978, 5301, 5394, 6612, 7068, 7467, 7598, 8091, 8122, 9918, 9956, 10602, 10788, 11397, 12183, 14934, 15196, 16182, 16244, 17081, 19836, 21204, 22401, 22794, 24366, 29868, 32364, 34162, 34191, 36549, 44802, 45588, 48732, 51243, 68324, 68382, 72181, 73098, 77159, 89604, 102486, 117769, 136764, 144362, 146196, 153729, 154318, 204972, 216543, 231477, 235538, 288724, 307458, 308636, 353307, 433086, 462954, 471076, 614916, 649629, 694431, 706614, 866172, 925908, 1059921, 1299258, 1388862, 1413228, 2119842, 2237611, 2598516, 2777724, 4239684, 4475222, 6712833, 8950444, 13425666, 20138499, 26851332, 40276998, 80553996]

約数ペア:

[(1, 80553996), (2, 40276998), (3, 26851332), (4, 20138499), (6, 13425666), (9, 8950444), (12, 6712833), (18, 4475222), (19, 4239684), (29, 2777724), (31, 2598516), (36, 2237611), (38, 2119842), (57, 1413228), (58, 1388862), (62, 1299258), (76, 1059921), (87, 925908), (93, 866172), (114, 706614), (116, 694431), (124, 649629), (131, 614916), (171, 471076), (174, 462954), (186, 433086), (228, 353307), (261, 308636), (262, 307458), (279, 288724), (342, 235538), (348, 231477), (372, 216543), (393, 204972), (522, 154318), (524, 153729), (551, 146196), (558, 144362), (589, 136764), (684, 117769), (786, 102486), (899, 89604), (1044, 77159), (1102, 73098), (1116, 72181), (1178, 68382), (1179, 68324), (1572, 51243), (1653, 48732), (1767, 45588), (1798, 44802), (2204, 36549), (2356, 34191), (2358, 34162), (2489, 32364), (2697, 29868), (3306, 24366), (3534, 22794), (3596, 22401), (3799, 21204), (4061, 19836), (4716, 17081), (4959, 16244), (4978, 16182), (5301, 15196), (5394, 14934), (6612, 12183), (7068, 11397), (7467, 10788), (7598, 10602), (8091, 9956), (8122, 9918)]