128501464

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{887}}^1$

素因数の和:1112

約数の個数: 64

約数和(自身を含む): 298368000

約数和(自身を除く): 169866536

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 199, 364, 398, 728, 796, 887, 1393, 1592, 1774, 2587, 2786, 3548, 5174, 5572, 6209, 7096, 10348, 11144, 11531, 12418, 18109, 20696, 23062, 24836, 36218, 46124, 49672, 72436, 80717, 92248, 144872, 161434, 176513, 322868, 353026, 645736, 706052, 1235591, 1412104, 2294669, 2471182, 4589338, 4942364, 9178676, 9884728, 16062683, 18357352, 32125366, 64250732, 128501464]

約数ペア:

[(1, 128501464), (2, 64250732), (4, 32125366), (7, 18357352), (8, 16062683), (13, 9884728), (14, 9178676), (26, 4942364), (28, 4589338), (52, 2471182), (56, 2294669), (91, 1412104), (104, 1235591), (182, 706052), (199, 645736), (364, 353026), (398, 322868), (728, 176513), (796, 161434), (887, 144872), (1393, 92248), (1592, 80717), (1774, 72436), (2587, 49672), (2786, 46124), (3548, 36218), (5174, 24836), (5572, 23062), (6209, 20696), (7096, 18109), (10348, 12418), (11144, 11531)]