71227678520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7151}}^1\times {\mathrm{5791}}^1$

素因数の和:12996

約数の個数: 64

約数和(自身を含む): 164040560640

約数和(自身を除く): 92812882120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5791, 7151, 11582, 14302, 23164, 28604, 28955, 35755, 46328, 57208, 57910, 71510, 115820, 143020, 231640, 249013, 286040, 307493, 498026, 614986, 996052, 1229972, 1245065, 1537465, 1992104, 2459944, 2490130, 3074930, 4980260, 6149860, 9960520, 12299720, 41411441, 82822882, 165645764, 207057205, 331291528, 414114410, 828228820, 1656457640, 1780691963, 3561383926, 7122767852, 8903459815, 14245535704, 17806919630, 35613839260, 71227678520]

約数ペア:

[(1, 71227678520), (2, 35613839260), (4, 17806919630), (5, 14245535704), (8, 8903459815), (10, 7122767852), (20, 3561383926), (40, 1780691963), (43, 1656457640), (86, 828228820), (172, 414114410), (215, 331291528), (344, 207057205), (430, 165645764), (860, 82822882), (1720, 41411441), (5791, 12299720), (7151, 9960520), (11582, 6149860), (14302, 4980260), (23164, 3074930), (28604, 2490130), (28955, 2459944), (35755, 1992104), (46328, 1537465), (57208, 1245065), (57910, 1229972), (71510, 996052), (115820, 614986), (143020, 498026), (231640, 307493), (249013, 286040)]