64267840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2207}}^1$

素因数の和:2244

約数の個数: 112

約数和(自身を含む): 188439552

約数和(自身を除く): 124171712

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2207, 2240, 2912, 3640, 4160, 4414, 5824, 7280, 8828, 11035, 14560, 15449, 17656, 22070, 28691, 29120, 30898, 35312, 44140, 57382, 61796, 70624, 77245, 88280, 114764, 123592, 141248, 143455, 154490, 176560, 200837, 229528, 247184, 286910, 308980, 353120, 401674, 459056, 494368, 573820, 617960, 706240, 803348, 918112, 988736, 1004185, 1147640, 1235920, 1606696, 1836224, 2008370, 2295280, 2471840, 3213392, 4016740, 4590560, 4943680, 6426784, 8033480, 9181120, 12853568, 16066960, 32133920, 64267840]

約数ペア:

[(1, 64267840), (2, 32133920), (4, 16066960), (5, 12853568), (7, 9181120), (8, 8033480), (10, 6426784), (13, 4943680), (14, 4590560), (16, 4016740), (20, 3213392), (26, 2471840), (28, 2295280), (32, 2008370), (35, 1836224), (40, 1606696), (52, 1235920), (56, 1147640), (64, 1004185), (65, 988736), (70, 918112), (80, 803348), (91, 706240), (104, 617960), (112, 573820), (130, 494368), (140, 459056), (160, 401674), (182, 353120), (208, 308980), (224, 286910), (260, 247184), (280, 229528), (320, 200837), (364, 176560), (416, 154490), (448, 143455), (455, 141248), (520, 123592), (560, 114764), (728, 88280), (832, 77245), (910, 70624), (1040, 61796), (1120, 57382), (1456, 44140), (1820, 35312), (2080, 30898), (2207, 29120), (2240, 28691), (2912, 22070), (3640, 17656), (4160, 15449), (4414, 14560), (5824, 11035), (7280, 8828)]