425260160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:758

約数の個数: 128

約数和(自身を含む): 1110412800

約数和(自身を除く): 685152640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 128, 130, 158, 160, 208, 260, 316, 320, 395, 416, 520, 632, 640, 647, 790, 832, 1027, 1040, 1264, 1294, 1580, 1664, 2054, 2080, 2528, 2588, 3160, 3235, 4108, 4160, 5056, 5135, 5176, 6320, 6470, 8216, 8320, 8411, 10112, 10270, 10352, 12640, 12940, 16432, 16822, 20540, 20704, 25280, 25880, 32864, 33644, 41080, 41408, 42055, 50560, 51113, 51760, 65728, 67288, 82160, 82816, 84110, 102226, 103520, 131456, 134576, 164320, 168220, 204452, 207040, 255565, 269152, 328640, 336440, 408904, 414080, 511130, 538304, 657280, 664469, 672880, 817808, 1022260, 1076608, 1328938, 1345760, 1635616, 2044520, 2657876, 2691520, 3271232, 3322345, 4089040, 5315752, 5383040, 6542464, 6644690, 8178080, 10631504, 13289380, 16356160, 21263008, 26578760, 32712320, 42526016, 53157520, 85052032, 106315040, 212630080, 425260160]

約数ペア:

[(1, 425260160), (2, 212630080), (4, 106315040), (5, 85052032), (8, 53157520), (10, 42526016), (13, 32712320), (16, 26578760), (20, 21263008), (26, 16356160), (32, 13289380), (40, 10631504), (52, 8178080), (64, 6644690), (65, 6542464), (79, 5383040), (80, 5315752), (104, 4089040), (128, 3322345), (130, 3271232), (158, 2691520), (160, 2657876), (208, 2044520), (260, 1635616), (316, 1345760), (320, 1328938), (395, 1076608), (416, 1022260), (520, 817808), (632, 672880), (640, 664469), (647, 657280), (790, 538304), (832, 511130), (1027, 414080), (1040, 408904), (1264, 336440), (1294, 328640), (1580, 269152), (1664, 255565), (2054, 207040), (2080, 204452), (2528, 168220), (2588, 164320), (3160, 134576), (3235, 131456), (4108, 103520), (4160, 102226), (5056, 84110), (5135, 82816), (5176, 82160), (6320, 67288), (6470, 65728), (8216, 51760), (8320, 51113), (8411, 50560), (10112, 42055), (10270, 41408), (10352, 41080), (12640, 33644), (12940, 32864), (16432, 25880), (16822, 25280), (20540, 20704)]