55091925

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:312

約数の個数: 108

約数和(自身を含む): 121286880

約数和(自身を除く): 66194955

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 49, 57, 63, 75, 95, 105, 133, 147, 171, 175, 225, 245, 263, 285, 315, 399, 441, 475, 525, 665, 735, 789, 855, 931, 1197, 1225, 1315, 1425, 1575, 1841, 1995, 2205, 2367, 2793, 3325, 3675, 3945, 4275, 4655, 4997, 5523, 5985, 6575, 8379, 9205, 9975, 11025, 11835, 12887, 13965, 14991, 16569, 19725, 23275, 24985, 27615, 29925, 34979, 38661, 41895, 44973, 46025, 59175, 64435, 69825, 74955, 82845, 104937, 115983, 124925, 138075, 174895, 193305, 209475, 224865, 244853, 314811, 322175, 374775, 414225, 524685, 579915, 734559, 874475, 966525, 1124325, 1224265, 1574055, 2203677, 2623425, 2899575, 3672795, 6121325, 7870275, 11018385, 18363975, 55091925]

約数ペア:

[(1, 55091925), (3, 18363975), (5, 11018385), (7, 7870275), (9, 6121325), (15, 3672795), (19, 2899575), (21, 2623425), (25, 2203677), (35, 1574055), (45, 1224265), (49, 1124325), (57, 966525), (63, 874475), (75, 734559), (95, 579915), (105, 524685), (133, 414225), (147, 374775), (171, 322175), (175, 314811), (225, 244853), (245, 224865), (263, 209475), (285, 193305), (315, 174895), (399, 138075), (441, 124925), (475, 115983), (525, 104937), (665, 82845), (735, 74955), (789, 69825), (855, 64435), (931, 59175), (1197, 46025), (1225, 44973), (1315, 41895), (1425, 38661), (1575, 34979), (1841, 29925), (1995, 27615), (2205, 24985), (2367, 23275), (2793, 19725), (3325, 16569), (3675, 14991), (3945, 13965), (4275, 12887), (4655, 11835), (4997, 11025), (5523, 9975), (5985, 9205), (6575, 8379)]