80930988

素因数分解:

$2^2\times 3^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 223757072

約数和(自身を除く): 142826084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 43, 54, 74, 81, 86, 108, 111, 129, 148, 157, 162, 172, 222, 258, 314, 324, 333, 387, 444, 471, 516, 628, 666, 774, 942, 999, 1161, 1332, 1413, 1548, 1591, 1884, 1998, 2322, 2826, 2997, 3182, 3483, 3996, 4239, 4644, 4773, 5652, 5809, 5994, 6364, 6751, 6966, 8478, 9546, 11618, 11988, 12717, 13502, 13932, 14319, 16956, 17427, 19092, 20253, 23236, 25434, 27004, 28638, 34854, 40506, 42957, 50868, 52281, 57276, 60759, 69708, 81012, 85914, 104562, 121518, 128871, 156843, 171828, 182277, 209124, 243036, 249787, 257742, 313686, 364554, 470529, 499574, 515484, 546831, 627372, 729108, 749361, 941058, 999148, 1093662, 1498722, 1882116, 2187324, 2248083, 2997444, 4496166, 6744249, 8992332, 13488498, 20232747, 26976996, 40465494, 80930988]

約数ペア:

[(1, 80930988), (2, 40465494), (3, 26976996), (4, 20232747), (6, 13488498), (9, 8992332), (12, 6744249), (18, 4496166), (27, 2997444), (36, 2248083), (37, 2187324), (43, 1882116), (54, 1498722), (74, 1093662), (81, 999148), (86, 941058), (108, 749361), (111, 729108), (129, 627372), (148, 546831), (157, 515484), (162, 499574), (172, 470529), (222, 364554), (258, 313686), (314, 257742), (324, 249787), (333, 243036), (387, 209124), (444, 182277), (471, 171828), (516, 156843), (628, 128871), (666, 121518), (774, 104562), (942, 85914), (999, 81012), (1161, 69708), (1332, 60759), (1413, 57276), (1548, 52281), (1591, 50868), (1884, 42957), (1998, 40506), (2322, 34854), (2826, 28638), (2997, 27004), (3182, 25434), (3483, 23236), (3996, 20253), (4239, 19092), (4644, 17427), (4773, 16956), (5652, 14319), (5809, 13932), (5994, 13502), (6364, 12717), (6751, 11988), (6966, 11618), (8478, 9546)]