164129420

素因数分解:

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

素因数の和:1040

約数の個数: 108

約数和(自身を含む): 434597184

約数和(自身を除く): 270467764

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 169, 182, 196, 245, 260, 338, 364, 455, 490, 637, 676, 845, 910, 980, 991, 1183, 1274, 1690, 1820, 1982, 2366, 2548, 3185, 3380, 3964, 4732, 4955, 5915, 6370, 6937, 8281, 9910, 11830, 12740, 12883, 13874, 16562, 19820, 23660, 25766, 27748, 33124, 34685, 41405, 48559, 51532, 64415, 69370, 82810, 90181, 97118, 128830, 138740, 165620, 167479, 180362, 194236, 242795, 257660, 334958, 360724, 450905, 485590, 631267, 669916, 837395, 901810, 971180, 1172353, 1262534, 1674790, 1803620, 2344706, 2525068, 3156335, 3349580, 4689412, 5861765, 6312670, 8206471, 11723530, 12625340, 16412942, 23447060, 32825884, 41032355, 82064710, 164129420]

約数ペア:

[(1, 164129420), (2, 82064710), (4, 41032355), (5, 32825884), (7, 23447060), (10, 16412942), (13, 12625340), (14, 11723530), (20, 8206471), (26, 6312670), (28, 5861765), (35, 4689412), (49, 3349580), (52, 3156335), (65, 2525068), (70, 2344706), (91, 1803620), (98, 1674790), (130, 1262534), (140, 1172353), (169, 971180), (182, 901810), (196, 837395), (245, 669916), (260, 631267), (338, 485590), (364, 450905), (455, 360724), (490, 334958), (637, 257660), (676, 242795), (845, 194236), (910, 180362), (980, 167479), (991, 165620), (1183, 138740), (1274, 128830), (1690, 97118), (1820, 90181), (1982, 82810), (2366, 69370), (2548, 64415), (3185, 51532), (3380, 48559), (3964, 41405), (4732, 34685), (4955, 33124), (5915, 27748), (6370, 25766), (6937, 23660), (8281, 19820), (9910, 16562), (11830, 13874), (12740, 12883)]