425185280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1597}}^1$

素因数の和:1639

約数の個数: 104

約数和(自身を含む): 1099494312

約数和(自身を除く): 674309032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1597, 1664, 2048, 2080, 2560, 3194, 3328, 4096, 4160, 5120, 6388, 6656, 7985, 8320, 10240, 12776, 13312, 15970, 16640, 20480, 20761, 25552, 26624, 31940, 33280, 41522, 51104, 53248, 63880, 66560, 83044, 102208, 103805, 127760, 133120, 166088, 204416, 207610, 255520, 266240, 332176, 408832, 415220, 511040, 664352, 817664, 830440, 1022080, 1328704, 1635328, 1660880, 2044160, 2657408, 3270656, 3321760, 4088320, 5314816, 6541312, 6643520, 8176640, 10629632, 13287040, 16353280, 21259264, 26574080, 32706560, 42518528, 53148160, 85037056, 106296320, 212592640, 425185280]

約数ペア:

[(1, 425185280), (2, 212592640), (4, 106296320), (5, 85037056), (8, 53148160), (10, 42518528), (13, 32706560), (16, 26574080), (20, 21259264), (26, 16353280), (32, 13287040), (40, 10629632), (52, 8176640), (64, 6643520), (65, 6541312), (80, 5314816), (104, 4088320), (128, 3321760), (130, 3270656), (160, 2657408), (208, 2044160), (256, 1660880), (260, 1635328), (320, 1328704), (416, 1022080), (512, 830440), (520, 817664), (640, 664352), (832, 511040), (1024, 415220), (1040, 408832), (1280, 332176), (1597, 266240), (1664, 255520), (2048, 207610), (2080, 204416), (2560, 166088), (3194, 133120), (3328, 127760), (4096, 103805), (4160, 102208), (5120, 83044), (6388, 66560), (6656, 63880), (7985, 53248), (8320, 51104), (10240, 41522), (12776, 33280), (13312, 31940), (15970, 26624), (16640, 25552), (20480, 20761)]