201628483420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{111791}}^1$

素因数の和:112811

約数の個数: 96

約数和(自身を含む): 521662611456

約数和(自身を除く): 320034128036

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 991, 1820, 1982, 3964, 4955, 6937, 9910, 12883, 13874, 19820, 25766, 27748, 34685, 51532, 64415, 69370, 90181, 111791, 128830, 138740, 180362, 223582, 257660, 360724, 447164, 450905, 558955, 782537, 901810, 1117910, 1453283, 1565074, 1803620, 2235820, 2906566, 3130148, 3912685, 5813132, 7266415, 7825370, 10172981, 14532830, 15650740, 20345962, 29065660, 40691924, 50864905, 101729810, 110784881, 203459620, 221569762, 443139524, 553924405, 775494167, 1107848810, 1440203453, 1550988334, 2215697620, 2880406906, 3101976668, 3877470835, 5760813812, 7201017265, 7754941670, 10081424171, 14402034530, 15509883340, 20162848342, 28804069060, 40325696684, 50407120855, 100814241710, 201628483420]

約数ペア:

[(1, 201628483420), (2, 100814241710), (4, 50407120855), (5, 40325696684), (7, 28804069060), (10, 20162848342), (13, 15509883340), (14, 14402034530), (20, 10081424171), (26, 7754941670), (28, 7201017265), (35, 5760813812), (52, 3877470835), (65, 3101976668), (70, 2880406906), (91, 2215697620), (130, 1550988334), (140, 1440203453), (182, 1107848810), (260, 775494167), (364, 553924405), (455, 443139524), (910, 221569762), (991, 203459620), (1820, 110784881), (1982, 101729810), (3964, 50864905), (4955, 40691924), (6937, 29065660), (9910, 20345962), (12883, 15650740), (13874, 14532830), (19820, 10172981), (25766, 7825370), (27748, 7266415), (34685, 5813132), (51532, 3912685), (64415, 3130148), (69370, 2906566), (90181, 2235820), (111791, 1803620), (128830, 1565074), (138740, 1453283), (180362, 1117910), (223582, 901810), (257660, 782537), (360724, 558955), (447164, 450905)]