101002720

素因数分解:

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

素因数の和:1033

約数の個数: 144

約数和(自身を含む): 299230848

約数和(自身を除く): 198228128

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 991, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 1982, 2080, 2548, 2912, 3185, 3640, 3920, 3964, 4955, 5096, 6370, 6937, 7280, 7840, 7928, 9910, 10192, 12740, 12883, 13874, 14560, 15856, 19820, 20384, 25480, 25766, 27748, 31712, 34685, 39640, 48559, 50960, 51532, 55496, 64415, 69370, 79280, 90181, 97118, 101920, 103064, 110992, 128830, 138740, 158560, 180362, 194236, 206128, 221984, 242795, 257660, 277480, 360724, 388472, 412256, 450905, 485590, 515320, 554960, 631267, 721448, 776944, 901810, 971180, 1030640, 1109920, 1262534, 1442896, 1553888, 1803620, 1942360, 2061280, 2525068, 2885792, 3156335, 3607240, 3884720, 5050136, 6312670, 7214480, 7769440, 10100272, 12625340, 14428960, 20200544, 25250680, 50501360, 101002720]

約数ペア:

[(1, 101002720), (2, 50501360), (4, 25250680), (5, 20200544), (7, 14428960), (8, 12625340), (10, 10100272), (13, 7769440), (14, 7214480), (16, 6312670), (20, 5050136), (26, 3884720), (28, 3607240), (32, 3156335), (35, 2885792), (40, 2525068), (49, 2061280), (52, 1942360), (56, 1803620), (65, 1553888), (70, 1442896), (80, 1262534), (91, 1109920), (98, 1030640), (104, 971180), (112, 901810), (130, 776944), (140, 721448), (160, 631267), (182, 554960), (196, 515320), (208, 485590), (224, 450905), (245, 412256), (260, 388472), (280, 360724), (364, 277480), (392, 257660), (416, 242795), (455, 221984), (490, 206128), (520, 194236), (560, 180362), (637, 158560), (728, 138740), (784, 128830), (910, 110992), (980, 103064), (991, 101920), (1040, 97118), (1120, 90181), (1274, 79280), (1456, 69370), (1568, 64415), (1820, 55496), (1960, 51532), (1982, 50960), (2080, 48559), (2548, 39640), (2912, 34685), (3185, 31712), (3640, 27748), (3920, 25766), (3964, 25480), (4955, 20384), (5096, 19820), (6370, 15856), (6937, 14560), (7280, 13874), (7840, 12883), (7928, 12740), (9910, 10192)]