81323736

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4273}}^1$

素因数の和:4356

約数の個数: 64

約数和(自身を含む): 222589920

約数和(自身を除く): 141266184

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 61, 78, 104, 122, 156, 183, 244, 312, 366, 488, 732, 793, 1464, 1586, 2379, 3172, 4273, 4758, 6344, 8546, 9516, 12819, 17092, 19032, 25638, 34184, 51276, 55549, 102552, 111098, 166647, 222196, 260653, 333294, 444392, 521306, 666588, 781959, 1042612, 1333176, 1563918, 2085224, 3127836, 3388489, 6255672, 6776978, 10165467, 13553956, 20330934, 27107912, 40661868, 81323736]

約数ペア:

[(1, 81323736), (2, 40661868), (3, 27107912), (4, 20330934), (6, 13553956), (8, 10165467), (12, 6776978), (13, 6255672), (24, 3388489), (26, 3127836), (39, 2085224), (52, 1563918), (61, 1333176), (78, 1042612), (104, 781959), (122, 666588), (156, 521306), (183, 444392), (244, 333294), (312, 260653), (366, 222196), (488, 166647), (732, 111098), (793, 102552), (1464, 55549), (1586, 51276), (2379, 34184), (3172, 25638), (4273, 19032), (4758, 17092), (6344, 12819), (8546, 9516)]