81751956

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 232735104

約数和(自身を除く): 150983148

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 61, 66, 71, 78, 121, 122, 132, 142, 143, 156, 183, 213, 242, 244, 284, 286, 363, 366, 426, 429, 484, 572, 671, 726, 732, 781, 793, 852, 858, 923, 1342, 1452, 1562, 1573, 1586, 1716, 1846, 2013, 2343, 2379, 2684, 2769, 3124, 3146, 3172, 3692, 4026, 4331, 4686, 4719, 4758, 5538, 6292, 7381, 8052, 8591, 8662, 8723, 9372, 9438, 9516, 10153, 11076, 12993, 14762, 17182, 17324, 17446, 18876, 20306, 22143, 25773, 25986, 26169, 29524, 30459, 34364, 34892, 40612, 44286, 47641, 51546, 51972, 52338, 56303, 60918, 88572, 95282, 95953, 103092, 104676, 111683, 112606, 121836, 142923, 168909, 190564, 191906, 223366, 225212, 285846, 287859, 335049, 337818, 383812, 446732, 524051, 571692, 575718, 619333, 670098, 675636, 1048102, 1151436, 1238666, 1340196, 1572153, 1857999, 2096204, 2477332, 3144306, 3715998, 6288612, 6812663, 7431996, 13625326, 20437989, 27250652, 40875978, 81751956]

約数ペア:

[(1, 81751956), (2, 40875978), (3, 27250652), (4, 20437989), (6, 13625326), (11, 7431996), (12, 6812663), (13, 6288612), (22, 3715998), (26, 3144306), (33, 2477332), (39, 2096204), (44, 1857999), (52, 1572153), (61, 1340196), (66, 1238666), (71, 1151436), (78, 1048102), (121, 675636), (122, 670098), (132, 619333), (142, 575718), (143, 571692), (156, 524051), (183, 446732), (213, 383812), (242, 337818), (244, 335049), (284, 287859), (286, 285846), (363, 225212), (366, 223366), (426, 191906), (429, 190564), (484, 168909), (572, 142923), (671, 121836), (726, 112606), (732, 111683), (781, 104676), (793, 103092), (852, 95953), (858, 95282), (923, 88572), (1342, 60918), (1452, 56303), (1562, 52338), (1573, 51972), (1586, 51546), (1716, 47641), (1846, 44286), (2013, 40612), (2343, 34892), (2379, 34364), (2684, 30459), (2769, 29524), (3124, 26169), (3146, 25986), (3172, 25773), (3692, 22143), (4026, 20306), (4331, 18876), (4686, 17446), (4719, 17324), (4758, 17182), (5538, 14762), (6292, 12993), (7381, 11076), (8052, 10153), (8591, 9516), (8662, 9438), (8723, 9372)]