85427820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 270885888

約数和(自身を除く): 185458068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 101, 111, 127, 148, 180, 185, 202, 222, 254, 303, 333, 370, 381, 404, 444, 505, 508, 555, 606, 635, 666, 740, 762, 909, 1010, 1110, 1143, 1212, 1270, 1332, 1515, 1524, 1665, 1818, 1905, 2020, 2220, 2286, 2540, 3030, 3330, 3636, 3737, 3810, 4545, 4572, 4699, 5715, 6060, 6660, 7474, 7620, 9090, 9398, 11211, 11430, 12827, 14097, 14948, 18180, 18685, 18796, 22422, 22860, 23495, 25654, 28194, 33633, 37370, 38481, 42291, 44844, 46990, 51308, 56055, 56388, 64135, 67266, 70485, 74740, 76962, 84582, 93980, 112110, 115443, 128270, 134532, 140970, 153924, 168165, 169164, 192405, 211455, 224220, 230886, 256540, 281940, 336330, 384810, 422910, 461772, 474599, 577215, 672660, 769620, 845820, 949198, 1154430, 1423797, 1898396, 2308860, 2372995, 2847594, 4271391, 4745990, 5695188, 7118985, 8542782, 9491980, 14237970, 17085564, 21356955, 28475940, 42713910, 85427820]

約数ペア:

[(1, 85427820), (2, 42713910), (3, 28475940), (4, 21356955), (5, 17085564), (6, 14237970), (9, 9491980), (10, 8542782), (12, 7118985), (15, 5695188), (18, 4745990), (20, 4271391), (30, 2847594), (36, 2372995), (37, 2308860), (45, 1898396), (60, 1423797), (74, 1154430), (90, 949198), (101, 845820), (111, 769620), (127, 672660), (148, 577215), (180, 474599), (185, 461772), (202, 422910), (222, 384810), (254, 336330), (303, 281940), (333, 256540), (370, 230886), (381, 224220), (404, 211455), (444, 192405), (505, 169164), (508, 168165), (555, 153924), (606, 140970), (635, 134532), (666, 128270), (740, 115443), (762, 112110), (909, 93980), (1010, 84582), (1110, 76962), (1143, 74740), (1212, 70485), (1270, 67266), (1332, 64135), (1515, 56388), (1524, 56055), (1665, 51308), (1818, 46990), (1905, 44844), (2020, 42291), (2220, 38481), (2286, 37370), (2540, 33633), (3030, 28194), (3330, 25654), (3636, 23495), (3737, 22860), (3810, 22422), (4545, 18796), (4572, 18685), (4699, 18180), (5715, 14948), (6060, 14097), (6660, 12827), (7474, 11430), (7620, 11211), (9090, 9398)]