51201675

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 116064000

約数和(自身を除く): 64862325

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 29, 35, 45, 57, 59, 63, 75, 87, 95, 105, 133, 145, 171, 175, 177, 203, 225, 261, 285, 295, 315, 399, 413, 435, 475, 525, 531, 551, 609, 665, 725, 855, 885, 1015, 1121, 1197, 1239, 1305, 1425, 1475, 1575, 1653, 1711, 1827, 1995, 2065, 2175, 2655, 2755, 3045, 3325, 3363, 3717, 3857, 4275, 4425, 4959, 5075, 5133, 5605, 5985, 6195, 6525, 7847, 8265, 8555, 9135, 9975, 10089, 10325, 11571, 11977, 13275, 13775, 15225, 15399, 16815, 18585, 19285, 23541, 24795, 25665, 28025, 29925, 30975, 32509, 34713, 35931, 39235, 41325, 42775, 45675, 50445, 57855, 59885, 70623, 76995, 84075, 92925, 96425, 97527, 107793, 117705, 123975, 128325, 162545, 173565, 179655, 196175, 227563, 252225, 289275, 292581, 299425, 353115, 384975, 487635, 538965, 588525, 682689, 812725, 867825, 898275, 1137815, 1462905, 1765575, 2048067, 2438175, 2694825, 3413445, 5689075, 7314525, 10240335, 17067225, 51201675]

約数ペア:

[(1, 51201675), (3, 17067225), (5, 10240335), (7, 7314525), (9, 5689075), (15, 3413445), (19, 2694825), (21, 2438175), (25, 2048067), (29, 1765575), (35, 1462905), (45, 1137815), (57, 898275), (59, 867825), (63, 812725), (75, 682689), (87, 588525), (95, 538965), (105, 487635), (133, 384975), (145, 353115), (171, 299425), (175, 292581), (177, 289275), (203, 252225), (225, 227563), (261, 196175), (285, 179655), (295, 173565), (315, 162545), (399, 128325), (413, 123975), (435, 117705), (475, 107793), (525, 97527), (531, 96425), (551, 92925), (609, 84075), (665, 76995), (725, 70623), (855, 59885), (885, 57855), (1015, 50445), (1121, 45675), (1197, 42775), (1239, 41325), (1305, 39235), (1425, 35931), (1475, 34713), (1575, 32509), (1653, 30975), (1711, 29925), (1827, 28025), (1995, 25665), (2065, 24795), (2175, 23541), (2655, 19285), (2755, 18585), (3045, 16815), (3325, 15399), (3363, 15225), (3717, 13775), (3857, 13275), (4275, 11977), (4425, 11571), (4959, 10325), (5075, 10089), (5133, 9975), (5605, 9135), (5985, 8555), (6195, 8265), (6525, 7847)]