16449680000

素因数分解:

$2^7\times 5^4\times {\mathrm{13}}^1\times {\mathrm{15817}}^1$

素因数の和:15864

約数の個数: 160

約数和(自身を含む): 44103273060

約数和(自身を除く): 27653593060

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 200, 208, 250, 260, 320, 325, 400, 416, 500, 520, 625, 640, 650, 800, 832, 1000, 1040, 1250, 1300, 1600, 1625, 1664, 2000, 2080, 2500, 2600, 3200, 3250, 4000, 4160, 5000, 5200, 6500, 8000, 8125, 8320, 10000, 10400, 13000, 15817, 16000, 16250, 20000, 20800, 26000, 31634, 32500, 40000, 41600, 52000, 63268, 65000, 79085, 80000, 104000, 126536, 130000, 158170, 205621, 208000, 253072, 260000, 316340, 395425, 411242, 506144, 520000, 632680, 790850, 822484, 1012288, 1028105, 1040000, 1265360, 1581700, 1644968, 1977125, 2024576, 2056210, 2530720, 3163400, 3289936, 3954250, 4112420, 5061440, 5140525, 6326800, 6579872, 7908500, 8224840, 9885625, 10122880, 10281050, 12653600, 13159744, 15817000, 16449680, 19771250, 20562100, 25307200, 25702625, 26319488, 31634000, 32899360, 39542500, 41124200, 50614400, 51405250, 63268000, 65798720, 79085000, 82248400, 102810500, 126536000, 128513125, 131597440, 158170000, 164496800, 205621000, 253072000, 257026250, 316340000, 328993600, 411242000, 514052500, 632680000, 657987200, 822484000, 1028105000, 1265360000, 1644968000, 2056210000, 3289936000, 4112420000, 8224840000, 16449680000]

約数ペア:

[(1, 16449680000), (2, 8224840000), (4, 4112420000), (5, 3289936000), (8, 2056210000), (10, 1644968000), (13, 1265360000), (16, 1028105000), (20, 822484000), (25, 657987200), (26, 632680000), (32, 514052500), (40, 411242000), (50, 328993600), (52, 316340000), (64, 257026250), (65, 253072000), (80, 205621000), (100, 164496800), (104, 158170000), (125, 131597440), (128, 128513125), (130, 126536000), (160, 102810500), (200, 82248400), (208, 79085000), (250, 65798720), (260, 63268000), (320, 51405250), (325, 50614400), (400, 41124200), (416, 39542500), (500, 32899360), (520, 31634000), (625, 26319488), (640, 25702625), (650, 25307200), (800, 20562100), (832, 19771250), (1000, 16449680), (1040, 15817000), (1250, 13159744), (1300, 12653600), (1600, 10281050), (1625, 10122880), (1664, 9885625), (2000, 8224840), (2080, 7908500), (2500, 6579872), (2600, 6326800), (3200, 5140525), (3250, 5061440), (4000, 4112420), (4160, 3954250), (5000, 3289936), (5200, 3163400), (6500, 2530720), (8000, 2056210), (8125, 2024576), (8320, 1977125), (10000, 1644968), (10400, 1581700), (13000, 1265360), (15817, 1040000), (16000, 1028105), (16250, 1012288), (20000, 822484), (20800, 790850), (26000, 632680), (31634, 520000), (32500, 506144), (40000, 411242), (41600, 395425), (52000, 316340), (63268, 260000), (65000, 253072), (79085, 208000), (80000, 205621), (104000, 158170), (126536, 130000)]