64758525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3907}}^1$

素因数の和:3950

約数の個数: 48

約数和(自身を含む): 122117184

約数和(自身を除く): 57358659

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 3315, 3907, 5525, 11721, 16575, 19535, 50791, 58605, 66419, 97675, 152373, 199257, 253955, 293025, 332095, 761865, 863447, 996285, 1269775, 1660475, 2590341, 3809325, 4317235, 4981425, 12951705, 21586175, 64758525]

約数ペア:

[(1, 64758525), (3, 21586175), (5, 12951705), (13, 4981425), (15, 4317235), (17, 3809325), (25, 2590341), (39, 1660475), (51, 1269775), (65, 996285), (75, 863447), (85, 761865), (195, 332095), (221, 293025), (255, 253955), (325, 199257), (425, 152373), (663, 97675), (975, 66419), (1105, 58605), (1275, 50791), (3315, 19535), (3907, 16575), (5525, 11721)]