71976424

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 147571200

約数和(自身を除く): 75594776

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 169, 278, 338, 383, 556, 676, 766, 1112, 1352, 1532, 1807, 3064, 3614, 4979, 7228, 9958, 14456, 19916, 23491, 39832, 46982, 53237, 64727, 93964, 106474, 129454, 187928, 212948, 258908, 425896, 517816, 692081, 1384162, 2768324, 5536648, 8997053, 17994106, 35988212, 71976424]

約数ペア:

[(1, 71976424), (2, 35988212), (4, 17994106), (8, 8997053), (13, 5536648), (26, 2768324), (52, 1384162), (104, 692081), (139, 517816), (169, 425896), (278, 258908), (338, 212948), (383, 187928), (556, 129454), (676, 106474), (766, 93964), (1112, 64727), (1352, 53237), (1532, 46982), (1807, 39832), (3064, 23491), (3614, 19916), (4979, 14456), (7228, 9958)]