13888923880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1\times {\mathrm{773}}^1$

素因数の和:1223

約数の個数: 128

約数和(自身を含む): 34113895200

約数和(自身を除く): 20224971320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 317, 436, 520, 545, 634, 773, 872, 1090, 1268, 1417, 1546, 1585, 2180, 2536, 2834, 3092, 3170, 3865, 4121, 4360, 5668, 6184, 6340, 7085, 7730, 8242, 10049, 11336, 12680, 14170, 15460, 16484, 20098, 20605, 28340, 30920, 32968, 34553, 40196, 41210, 50245, 56680, 69106, 80392, 82420, 84257, 100490, 138212, 164840, 168514, 172765, 200980, 245041, 276424, 337028, 345530, 401960, 421285, 449189, 490082, 674056, 691060, 842570, 898378, 980164, 1095341, 1225205, 1382120, 1685140, 1796756, 1960328, 2190682, 2245945, 2450410, 3185533, 3370280, 3593512, 4381364, 4491890, 4900820, 5476705, 6371066, 8762728, 8983780, 9801640, 10953410, 12742132, 15927665, 17967560, 21906820, 25484264, 26709469, 31855330, 43813640, 53418938, 63710660, 106837876, 127421320, 133547345, 213675752, 267094690, 347223097, 534189380, 694446194, 1068378760, 1388892388, 1736115485, 2777784776, 3472230970, 6944461940, 13888923880]

約数ペア:

[(1, 13888923880), (2, 6944461940), (4, 3472230970), (5, 2777784776), (8, 1736115485), (10, 1388892388), (13, 1068378760), (20, 694446194), (26, 534189380), (40, 347223097), (52, 267094690), (65, 213675752), (104, 133547345), (109, 127421320), (130, 106837876), (218, 63710660), (260, 53418938), (317, 43813640), (436, 31855330), (520, 26709469), (545, 25484264), (634, 21906820), (773, 17967560), (872, 15927665), (1090, 12742132), (1268, 10953410), (1417, 9801640), (1546, 8983780), (1585, 8762728), (2180, 6371066), (2536, 5476705), (2834, 4900820), (3092, 4491890), (3170, 4381364), (3865, 3593512), (4121, 3370280), (4360, 3185533), (5668, 2450410), (6184, 2245945), (6340, 2190682), (7085, 1960328), (7730, 1796756), (8242, 1685140), (10049, 1382120), (11336, 1225205), (12680, 1095341), (14170, 980164), (15460, 898378), (16484, 842570), (20098, 691060), (20605, 674056), (28340, 490082), (30920, 449189), (32968, 421285), (34553, 401960), (40196, 345530), (41210, 337028), (50245, 276424), (56680, 245041), (69106, 200980), (80392, 172765), (82420, 168514), (84257, 164840), (100490, 138212)]