211902080

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25469}}^1$

素因数の和:25501

約数の個数: 64

約数和(自身を含む): 545567400

約数和(自身を除く): 333665320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 25469, 50938, 101876, 127345, 203752, 254690, 331097, 407504, 509380, 662194, 815008, 1018760, 1324388, 1630016, 1655485, 2037520, 2648776, 3260032, 3310970, 4075040, 5297552, 6621940, 8150080, 10595104, 13243880, 16300160, 21190208, 26487760, 42380416, 52975520, 105951040, 211902080]

約数ペア:

[(1, 211902080), (2, 105951040), (4, 52975520), (5, 42380416), (8, 26487760), (10, 21190208), (13, 16300160), (16, 13243880), (20, 10595104), (26, 8150080), (32, 6621940), (40, 5297552), (52, 4075040), (64, 3310970), (65, 3260032), (80, 2648776), (104, 2037520), (128, 1655485), (130, 1630016), (160, 1324388), (208, 1018760), (260, 815008), (320, 662194), (416, 509380), (520, 407504), (640, 331097), (832, 254690), (1040, 203752), (1664, 127345), (2080, 101876), (4160, 50938), (8320, 25469)]