647540088

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{20549}}^1$

素因数の和:20672

約数の個数: 64

約数和(自身を含む): 1760724000

約数和(自身を除く): 1113183912

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 101, 104, 156, 202, 303, 312, 404, 606, 808, 1212, 1313, 2424, 2626, 3939, 5252, 7878, 10504, 15756, 20549, 31512, 41098, 61647, 82196, 123294, 164392, 246588, 267137, 493176, 534274, 801411, 1068548, 1602822, 2075449, 2137096, 3205644, 4150898, 6226347, 6411288, 8301796, 12452694, 16603592, 24905388, 26980837, 49810776, 53961674, 80942511, 107923348, 161885022, 215846696, 323770044, 647540088]

約数ペア:

[(1, 647540088), (2, 323770044), (3, 215846696), (4, 161885022), (6, 107923348), (8, 80942511), (12, 53961674), (13, 49810776), (24, 26980837), (26, 24905388), (39, 16603592), (52, 12452694), (78, 8301796), (101, 6411288), (104, 6226347), (156, 4150898), (202, 3205644), (303, 2137096), (312, 2075449), (404, 1602822), (606, 1068548), (808, 801411), (1212, 534274), (1313, 493176), (2424, 267137), (2626, 246588), (3939, 164392), (5252, 123294), (7878, 82196), (10504, 61647), (15756, 41098), (20549, 31512)]