25521210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:701

約数の個数: 128

約数和(自身を含む): 80075520

約数和(自身を除く): 54554310

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 27, 30, 33, 39, 45, 54, 55, 65, 66, 78, 90, 99, 110, 117, 130, 135, 143, 165, 195, 198, 234, 270, 286, 297, 330, 351, 390, 429, 495, 585, 594, 661, 702, 715, 858, 990, 1170, 1287, 1322, 1430, 1485, 1755, 1983, 2145, 2574, 2970, 3305, 3510, 3861, 3966, 4290, 5949, 6435, 6610, 7271, 7722, 8593, 9915, 11898, 12870, 14542, 17186, 17847, 19305, 19830, 21813, 25779, 29745, 35694, 36355, 38610, 42965, 43626, 51558, 59490, 65439, 72710, 77337, 85930, 89235, 94523, 109065, 128895, 130878, 154674, 178470, 189046, 196317, 218130, 232011, 257790, 283569, 327195, 386685, 392634, 464022, 472615, 567138, 654390, 773370, 850707, 945230, 981585, 1160055, 1417845, 1701414, 1963170, 2320110, 2552121, 2835690, 4253535, 5104242, 8507070, 12760605, 25521210]

約数ペア:

[(1, 25521210), (2, 12760605), (3, 8507070), (5, 5104242), (6, 4253535), (9, 2835690), (10, 2552121), (11, 2320110), (13, 1963170), (15, 1701414), (18, 1417845), (22, 1160055), (26, 981585), (27, 945230), (30, 850707), (33, 773370), (39, 654390), (45, 567138), (54, 472615), (55, 464022), (65, 392634), (66, 386685), (78, 327195), (90, 283569), (99, 257790), (110, 232011), (117, 218130), (130, 196317), (135, 189046), (143, 178470), (165, 154674), (195, 130878), (198, 128895), (234, 109065), (270, 94523), (286, 89235), (297, 85930), (330, 77337), (351, 72710), (390, 65439), (429, 59490), (495, 51558), (585, 43626), (594, 42965), (661, 38610), (702, 36355), (715, 35694), (858, 29745), (990, 25779), (1170, 21813), (1287, 19830), (1322, 19305), (1430, 17847), (1485, 17186), (1755, 14542), (1983, 12870), (2145, 11898), (2574, 9915), (2970, 8593), (3305, 7722), (3510, 7271), (3861, 6610), (3966, 6435), (4290, 5949)]