80930248

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 180028800

約数和(自身を除く): 99098552

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 139, 148, 259, 278, 281, 296, 518, 556, 562, 973, 1036, 1112, 1124, 1946, 1967, 2072, 2248, 3892, 3934, 5143, 7784, 7868, 10286, 10397, 15736, 20572, 20794, 36001, 39059, 41144, 41588, 72002, 72779, 78118, 83176, 144004, 145558, 156236, 273413, 288008, 291116, 312472, 546826, 582232, 1093652, 1445183, 2187304, 2890366, 5780732, 10116281, 11561464, 20232562, 40465124, 80930248]

約数ペア:

[(1, 80930248), (2, 40465124), (4, 20232562), (7, 11561464), (8, 10116281), (14, 5780732), (28, 2890366), (37, 2187304), (56, 1445183), (74, 1093652), (139, 582232), (148, 546826), (259, 312472), (278, 291116), (281, 288008), (296, 273413), (518, 156236), (556, 145558), (562, 144004), (973, 83176), (1036, 78118), (1112, 72779), (1124, 72002), (1946, 41588), (1967, 41144), (2072, 39059), (2248, 36001), (3892, 20794), (3934, 20572), (5143, 15736), (7784, 10397), (7868, 10286)]