129031888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1013}}^1$

素因数の和:1459

約数の個数: 40

約数和(自身を含む): 264045600

約数和(自身を除く): 135013712

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 419, 838, 1013, 1676, 2026, 3352, 4052, 6704, 7961, 8104, 15922, 16208, 19247, 31844, 38494, 63688, 76988, 127376, 153976, 307952, 424447, 848894, 1697788, 3395576, 6791152, 8064493, 16128986, 32257972, 64515944, 129031888]

約数ペア:

[(1, 129031888), (2, 64515944), (4, 32257972), (8, 16128986), (16, 8064493), (19, 6791152), (38, 3395576), (76, 1697788), (152, 848894), (304, 424447), (419, 307952), (838, 153976), (1013, 127376), (1676, 76988), (2026, 63688), (3352, 38494), (4052, 31844), (6704, 19247), (7961, 16208), (8104, 15922)]