80663128

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{619}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 187488000

約数和(自身を除く): 106824872

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 179, 182, 358, 364, 619, 716, 728, 1238, 1253, 1432, 2327, 2476, 2506, 4333, 4654, 4952, 5012, 8047, 8666, 9308, 10024, 16094, 16289, 17332, 18616, 32188, 32578, 34664, 56329, 64376, 65156, 110801, 112658, 130312, 221602, 225316, 443204, 450632, 775607, 886408, 1440413, 1551214, 2880826, 3102428, 5761652, 6204856, 10082891, 11523304, 20165782, 40331564, 80663128]

約数ペア:

[(1, 80663128), (2, 40331564), (4, 20165782), (7, 11523304), (8, 10082891), (13, 6204856), (14, 5761652), (26, 3102428), (28, 2880826), (52, 1551214), (56, 1440413), (91, 886408), (104, 775607), (179, 450632), (182, 443204), (358, 225316), (364, 221602), (619, 130312), (716, 112658), (728, 110801), (1238, 65156), (1253, 64376), (1432, 56329), (2327, 34664), (2476, 32578), (2506, 32188), (4333, 18616), (4654, 17332), (4952, 16289), (5012, 16094), (8047, 10024), (8666, 9308)]