158903888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 364560000

約数和(自身を除く): 205656112

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 199, 208, 286, 349, 398, 572, 698, 796, 1144, 1396, 1592, 2189, 2288, 2587, 2792, 3184, 3839, 4378, 4537, 5174, 5584, 7678, 8756, 9074, 10348, 15356, 17512, 18148, 20696, 28457, 30712, 35024, 36296, 41392, 49907, 56914, 61424, 69451, 72592, 99814, 113828, 138902, 199628, 227656, 277804, 399256, 455312, 555608, 763961, 798512, 902863, 1111216, 1527922, 1805726, 3055844, 3611452, 6111688, 7222904, 9931493, 12223376, 14445808, 19862986, 39725972, 79451944, 158903888]

約数ペア:

[(1, 158903888), (2, 79451944), (4, 39725972), (8, 19862986), (11, 14445808), (13, 12223376), (16, 9931493), (22, 7222904), (26, 6111688), (44, 3611452), (52, 3055844), (88, 1805726), (104, 1527922), (143, 1111216), (176, 902863), (199, 798512), (208, 763961), (286, 555608), (349, 455312), (398, 399256), (572, 277804), (698, 227656), (796, 199628), (1144, 138902), (1396, 113828), (1592, 99814), (2189, 72592), (2288, 69451), (2587, 61424), (2792, 56914), (3184, 49907), (3839, 41392), (4378, 36296), (4537, 35024), (5174, 30712), (5584, 28457), (7678, 20696), (8756, 18148), (9074, 17512), (10348, 15356)]