64377225

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:120

約数の個数: 108

約数和(自身を含む): 136085040

約数和(自身を除く): 71707815

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 37, 45, 55, 57, 75, 95, 99, 111, 165, 171, 185, 209, 225, 275, 285, 333, 407, 475, 495, 555, 627, 703, 825, 855, 925, 1045, 1221, 1369, 1425, 1665, 1881, 2035, 2109, 2475, 2775, 3135, 3515, 3663, 4107, 4275, 5225, 6105, 6327, 6845, 7733, 8325, 9405, 10175, 10545, 12321, 15059, 15675, 17575, 18315, 20535, 23199, 26011, 30525, 31635, 34225, 38665, 45177, 47025, 52725, 61605, 69597, 75295, 78033, 91575, 102675, 115995, 130055, 135531, 158175, 193325, 225885, 234099, 286121, 308025, 347985, 376475, 390165, 579975, 650275, 677655, 858363, 1129425, 1170495, 1430605, 1739925, 1950825, 2575089, 3388275, 4291815, 5852475, 7153025, 12875445, 21459075, 64377225]

約数ペア:

[(1, 64377225), (3, 21459075), (5, 12875445), (9, 7153025), (11, 5852475), (15, 4291815), (19, 3388275), (25, 2575089), (33, 1950825), (37, 1739925), (45, 1430605), (55, 1170495), (57, 1129425), (75, 858363), (95, 677655), (99, 650275), (111, 579975), (165, 390165), (171, 376475), (185, 347985), (209, 308025), (225, 286121), (275, 234099), (285, 225885), (333, 193325), (407, 158175), (475, 135531), (495, 130055), (555, 115995), (627, 102675), (703, 91575), (825, 78033), (855, 75295), (925, 69597), (1045, 61605), (1221, 52725), (1369, 47025), (1425, 45177), (1665, 38665), (1881, 34225), (2035, 31635), (2109, 30525), (2475, 26011), (2775, 23199), (3135, 20535), (3515, 18315), (3663, 17575), (4107, 15675), (4275, 15059), (5225, 12321), (6105, 10545), (6327, 10175), (6845, 9405), (7733, 8325)]