74403875

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 118530048

約数和(自身を除く): 44126173

約数列:

[1, 5, 7, 13, 25, 31, 35, 65, 91, 125, 155, 175, 211, 217, 325, 403, 455, 775, 875, 1055, 1085, 1477, 1625, 2015, 2275, 2743, 2821, 3875, 5275, 5425, 6541, 7385, 10075, 11375, 13715, 14105, 19201, 26375, 27125, 32705, 36925, 45787, 50375, 68575, 70525, 85033, 96005, 163525, 184625, 228935, 342875, 352625, 425165, 480025, 595231, 817625, 1144675, 2125825, 2400125, 2976155, 5723375, 10629125, 14880775, 74403875]

約数ペア:

[(1, 74403875), (5, 14880775), (7, 10629125), (13, 5723375), (25, 2976155), (31, 2400125), (35, 2125825), (65, 1144675), (91, 817625), (125, 595231), (155, 480025), (175, 425165), (211, 352625), (217, 342875), (325, 228935), (403, 184625), (455, 163525), (775, 96005), (875, 85033), (1055, 70525), (1085, 68575), (1477, 50375), (1625, 45787), (2015, 36925), (2275, 32705), (2743, 27125), (2821, 26375), (3875, 19201), (5275, 14105), (5425, 13715), (6541, 11375), (7385, 10075)]