1625630720

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{22679}}^1$

素因数の和:22713

約数の個数: 96

約数和(自身を含む): 4457980800

約数和(自身を除く): 2832350080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2048, 2240, 2560, 3584, 4480, 5120, 7168, 8960, 10240, 14336, 17920, 22679, 35840, 45358, 71680, 90716, 113395, 158753, 181432, 226790, 317506, 362864, 453580, 635012, 725728, 793765, 907160, 1270024, 1451456, 1587530, 1814320, 2540048, 2902912, 3175060, 3628640, 5080096, 5805824, 6350120, 7257280, 10160192, 11611648, 12700240, 14514560, 20320384, 23223296, 25400480, 29029120, 40640768, 46446592, 50800960, 58058240, 81281536, 101601920, 116116480, 162563072, 203203840, 232232960, 325126144, 406407680, 812815360, 1625630720]

約数ペア:

[(1, 1625630720), (2, 812815360), (4, 406407680), (5, 325126144), (7, 232232960), (8, 203203840), (10, 162563072), (14, 116116480), (16, 101601920), (20, 81281536), (28, 58058240), (32, 50800960), (35, 46446592), (40, 40640768), (56, 29029120), (64, 25400480), (70, 23223296), (80, 20320384), (112, 14514560), (128, 12700240), (140, 11611648), (160, 10160192), (224, 7257280), (256, 6350120), (280, 5805824), (320, 5080096), (448, 3628640), (512, 3175060), (560, 2902912), (640, 2540048), (896, 1814320), (1024, 1587530), (1120, 1451456), (1280, 1270024), (1792, 907160), (2048, 793765), (2240, 725728), (2560, 635012), (3584, 453580), (4480, 362864), (5120, 317506), (7168, 226790), (8960, 181432), (10240, 158753), (14336, 113395), (17920, 90716), (22679, 71680), (35840, 45358)]