13491238720

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{199811}}^1$

素因数の和:200039

約数の個数: 56

約数和(自身を含む): 32278429728

約数和(自身を除く): 18787191008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1688, 2110, 3376, 4220, 6752, 8440, 13504, 16880, 33760, 67520, 199811, 399622, 799244, 999055, 1598488, 1998110, 3196976, 3996220, 6393952, 7992440, 12787904, 15984880, 31969760, 42160121, 63939520, 84320242, 168640484, 210800605, 337280968, 421601210, 674561936, 843202420, 1349123872, 1686404840, 2698247744, 3372809680, 6745619360, 13491238720]

約数ペア:

[(1, 13491238720), (2, 6745619360), (4, 3372809680), (5, 2698247744), (8, 1686404840), (10, 1349123872), (16, 843202420), (20, 674561936), (32, 421601210), (40, 337280968), (64, 210800605), (80, 168640484), (160, 84320242), (211, 63939520), (320, 42160121), (422, 31969760), (844, 15984880), (1055, 12787904), (1688, 7992440), (2110, 6393952), (3376, 3996220), (4220, 3196976), (6752, 1998110), (8440, 1598488), (13504, 999055), (16880, 799244), (33760, 399622), (67520, 199811)]