179882528

素因数分解:

$2^5\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1289}}^1$

素因数の和:1402

約数の個数: 72

約数和(自身を含む): 416915100

約数和(自身を除く): 237032572

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 89, 98, 112, 178, 196, 224, 356, 392, 623, 712, 784, 1246, 1289, 1424, 1568, 2492, 2578, 2848, 4361, 4984, 5156, 8722, 9023, 9968, 10312, 17444, 18046, 19936, 20624, 34888, 36092, 41248, 63161, 69776, 72184, 114721, 126322, 139552, 144368, 229442, 252644, 288736, 458884, 505288, 803047, 917768, 1010576, 1606094, 1835536, 2021152, 3212188, 3671072, 5621329, 6424376, 11242658, 12848752, 22485316, 25697504, 44970632, 89941264, 179882528]

約数ペア:

[(1, 179882528), (2, 89941264), (4, 44970632), (7, 25697504), (8, 22485316), (14, 12848752), (16, 11242658), (28, 6424376), (32, 5621329), (49, 3671072), (56, 3212188), (89, 2021152), (98, 1835536), (112, 1606094), (178, 1010576), (196, 917768), (224, 803047), (356, 505288), (392, 458884), (623, 288736), (712, 252644), (784, 229442), (1246, 144368), (1289, 139552), (1424, 126322), (1568, 114721), (2492, 72184), (2578, 69776), (2848, 63161), (4361, 41248), (4984, 36092), (5156, 34888), (8722, 20624), (9023, 19936), (9968, 18046), (10312, 17444)]