201528525

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 374038560

約数和(自身を除く): 172510035

約数列:

[1, 3, 5, 11, 15, 25, 33, 53, 55, 75, 121, 159, 165, 265, 275, 363, 419, 583, 605, 795, 825, 1257, 1325, 1749, 1815, 2095, 2915, 3025, 3975, 4609, 6285, 6413, 8745, 9075, 10475, 13827, 14575, 19239, 22207, 23045, 31425, 32065, 43725, 50699, 66621, 69135, 96195, 111035, 115225, 152097, 160325, 244277, 253495, 333105, 345675, 480975, 555175, 732831, 760485, 1221385, 1267475, 1665525, 2687047, 3664155, 3802425, 6106925, 8061141, 13435235, 18320775, 40305705, 67176175, 201528525]

約数ペア:

[(1, 201528525), (3, 67176175), (5, 40305705), (11, 18320775), (15, 13435235), (25, 8061141), (33, 6106925), (53, 3802425), (55, 3664155), (75, 2687047), (121, 1665525), (159, 1267475), (165, 1221385), (265, 760485), (275, 732831), (363, 555175), (419, 480975), (583, 345675), (605, 333105), (795, 253495), (825, 244277), (1257, 160325), (1325, 152097), (1749, 115225), (1815, 111035), (2095, 96195), (2915, 69135), (3025, 66621), (3975, 50699), (4609, 43725), (6285, 32065), (6413, 31425), (8745, 23045), (9075, 22207), (10475, 19239), (13827, 14575)]