50987820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 155232000

約数和(自身を除く): 104244180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 131, 156, 195, 260, 262, 390, 393, 499, 524, 655, 780, 786, 998, 1310, 1497, 1572, 1703, 1965, 1996, 2495, 2620, 2994, 3406, 3930, 4990, 5109, 5988, 6487, 6812, 7485, 7860, 8515, 9980, 10218, 12974, 14970, 17030, 19461, 20436, 25545, 25948, 29940, 32435, 34060, 38922, 51090, 64870, 65369, 77844, 97305, 102180, 129740, 130738, 194610, 196107, 261476, 326845, 389220, 392214, 653690, 784428, 849797, 980535, 1307380, 1699594, 1961070, 2549391, 3399188, 3922140, 4248985, 5098782, 8497970, 10197564, 12746955, 16995940, 25493910, 50987820]

約数ペア:

[(1, 50987820), (2, 25493910), (3, 16995940), (4, 12746955), (5, 10197564), (6, 8497970), (10, 5098782), (12, 4248985), (13, 3922140), (15, 3399188), (20, 2549391), (26, 1961070), (30, 1699594), (39, 1307380), (52, 980535), (60, 849797), (65, 784428), (78, 653690), (130, 392214), (131, 389220), (156, 326845), (195, 261476), (260, 196107), (262, 194610), (390, 130738), (393, 129740), (499, 102180), (524, 97305), (655, 77844), (780, 65369), (786, 64870), (998, 51090), (1310, 38922), (1497, 34060), (1572, 32435), (1703, 29940), (1965, 25948), (1996, 25545), (2495, 20436), (2620, 19461), (2994, 17030), (3406, 14970), (3930, 12974), (4990, 10218), (5109, 9980), (5988, 8515), (6487, 7860), (6812, 7485)]