64226816

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 80

約数和(自身を含む): 139651776

約数和(自身を除く): 75424960

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 47, 64, 68, 94, 128, 136, 157, 188, 256, 272, 314, 376, 512, 544, 628, 752, 799, 1088, 1256, 1504, 1598, 2176, 2512, 2669, 3008, 3196, 4352, 5024, 5338, 6016, 6392, 7379, 8704, 10048, 10676, 12032, 12784, 14758, 20096, 21352, 24064, 25568, 29516, 40192, 42704, 51136, 59032, 80384, 85408, 102272, 118064, 125443, 170816, 204544, 236128, 250886, 341632, 409088, 472256, 501772, 683264, 944512, 1003544, 1366528, 1889024, 2007088, 3778048, 4014176, 8028352, 16056704, 32113408, 64226816]

約数ペア:

[(1, 64226816), (2, 32113408), (4, 16056704), (8, 8028352), (16, 4014176), (17, 3778048), (32, 2007088), (34, 1889024), (47, 1366528), (64, 1003544), (68, 944512), (94, 683264), (128, 501772), (136, 472256), (157, 409088), (188, 341632), (256, 250886), (272, 236128), (314, 204544), (376, 170816), (512, 125443), (544, 118064), (628, 102272), (752, 85408), (799, 80384), (1088, 59032), (1256, 51136), (1504, 42704), (1598, 40192), (2176, 29516), (2512, 25568), (2669, 24064), (3008, 21352), (3196, 20096), (4352, 14758), (5024, 12784), (5338, 12032), (6016, 10676), (6392, 10048), (7379, 8704)]