72616575

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 127670400

約数和(自身を除く): 55053825

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 131, 285, 389, 393, 475, 655, 1167, 1425, 1945, 1965, 2489, 3275, 5835, 7391, 7467, 9725, 9825, 12445, 22173, 29175, 36955, 37335, 50959, 62225, 110865, 152877, 184775, 186675, 254795, 554325, 764385, 968221, 1273975, 2904663, 3821925, 4841105, 14523315, 24205525, 72616575]

約数ペア:

[(1, 72616575), (3, 24205525), (5, 14523315), (15, 4841105), (19, 3821925), (25, 2904663), (57, 1273975), (75, 968221), (95, 764385), (131, 554325), (285, 254795), (389, 186675), (393, 184775), (475, 152877), (655, 110865), (1167, 62225), (1425, 50959), (1945, 37335), (1965, 36955), (2489, 29175), (3275, 22173), (5835, 12445), (7391, 9825), (7467, 9725)]