81708588

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1$

素因数の和:1069

約数の個数: 120

約数和(自身を含む): 242377520

約数和(自身を除く): 160668932

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 171, 228, 234, 247, 324, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1021, 1026, 1053, 1404, 1482, 1539, 2042, 2052, 2106, 2223, 2964, 3063, 3078, 4084, 4212, 4446, 6126, 6156, 6669, 8892, 9189, 12252, 13273, 13338, 18378, 19399, 20007, 26546, 26676, 27567, 36756, 38798, 39819, 40014, 53092, 55134, 58197, 77596, 79638, 80028, 82701, 110268, 116394, 119457, 159276, 165402, 174591, 232788, 238914, 252187, 330804, 349182, 358371, 477828, 504374, 523773, 698364, 716742, 756561, 1008748, 1047546, 1075113, 1433484, 1513122, 1571319, 2095092, 2150226, 2269683, 3026244, 3142638, 4300452, 4539366, 6285276, 6809049, 9078732, 13618098, 20427147, 27236196, 40854294, 81708588]

約数ペア:

[(1, 81708588), (2, 40854294), (3, 27236196), (4, 20427147), (6, 13618098), (9, 9078732), (12, 6809049), (13, 6285276), (18, 4539366), (19, 4300452), (26, 3142638), (27, 3026244), (36, 2269683), (38, 2150226), (39, 2095092), (52, 1571319), (54, 1513122), (57, 1433484), (76, 1075113), (78, 1047546), (81, 1008748), (108, 756561), (114, 716742), (117, 698364), (156, 523773), (162, 504374), (171, 477828), (228, 358371), (234, 349182), (247, 330804), (324, 252187), (342, 238914), (351, 232788), (468, 174591), (494, 165402), (513, 159276), (684, 119457), (702, 116394), (741, 110268), (988, 82701), (1021, 80028), (1026, 79638), (1053, 77596), (1404, 58197), (1482, 55134), (1539, 53092), (2042, 40014), (2052, 39819), (2106, 38798), (2223, 36756), (2964, 27567), (3063, 26676), (3078, 26546), (4084, 20007), (4212, 19399), (4446, 18378), (6126, 13338), (6156, 13273), (6669, 12252), (8892, 9189)]