89169520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{947}}^1$

素因数の和:1078

約数の個数: 80

約数和(自身を含む): 228521088

約数和(自身を除く): 139351568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 107, 110, 176, 214, 220, 428, 440, 535, 856, 880, 947, 1070, 1177, 1712, 1894, 2140, 2354, 3788, 4280, 4708, 4735, 5885, 7576, 8560, 9416, 9470, 10417, 11770, 15152, 18832, 18940, 20834, 23540, 37880, 41668, 47080, 52085, 75760, 83336, 94160, 101329, 104170, 166672, 202658, 208340, 405316, 416680, 506645, 810632, 833360, 1013290, 1114619, 1621264, 2026580, 2229238, 4053160, 4458476, 5573095, 8106320, 8916952, 11146190, 17833904, 22292380, 44584760, 89169520]

約数ペア:

[(1, 89169520), (2, 44584760), (4, 22292380), (5, 17833904), (8, 11146190), (10, 8916952), (11, 8106320), (16, 5573095), (20, 4458476), (22, 4053160), (40, 2229238), (44, 2026580), (55, 1621264), (80, 1114619), (88, 1013290), (107, 833360), (110, 810632), (176, 506645), (214, 416680), (220, 405316), (428, 208340), (440, 202658), (535, 166672), (856, 104170), (880, 101329), (947, 94160), (1070, 83336), (1177, 75760), (1712, 52085), (1894, 47080), (2140, 41668), (2354, 37880), (3788, 23540), (4280, 20834), (4708, 18940), (4735, 18832), (5885, 15152), (7576, 11770), (8560, 10417), (9416, 9470)]