54201680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:269

約数の個数: 120

約数和(自身を含む): 144321120

約数和(自身を除く): 90119440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 169, 190, 208, 211, 247, 260, 304, 338, 380, 422, 494, 520, 676, 760, 844, 845, 988, 1040, 1055, 1235, 1352, 1520, 1688, 1690, 1976, 2110, 2470, 2704, 2743, 3211, 3376, 3380, 3952, 4009, 4220, 4940, 5486, 6422, 6760, 8018, 8440, 9880, 10972, 12844, 13520, 13715, 16036, 16055, 16880, 19760, 20045, 21944, 25688, 27430, 32072, 32110, 35659, 40090, 43888, 51376, 52117, 54860, 64144, 64220, 71318, 80180, 104234, 109720, 128440, 142636, 160360, 178295, 208468, 219440, 256880, 260585, 285272, 320720, 356590, 416936, 521170, 570544, 677521, 713180, 833872, 1042340, 1355042, 1426360, 2084680, 2710084, 2852720, 3387605, 4169360, 5420168, 6775210, 10840336, 13550420, 27100840, 54201680]

約数ペア:

[(1, 54201680), (2, 27100840), (4, 13550420), (5, 10840336), (8, 6775210), (10, 5420168), (13, 4169360), (16, 3387605), (19, 2852720), (20, 2710084), (26, 2084680), (38, 1426360), (40, 1355042), (52, 1042340), (65, 833872), (76, 713180), (80, 677521), (95, 570544), (104, 521170), (130, 416936), (152, 356590), (169, 320720), (190, 285272), (208, 260585), (211, 256880), (247, 219440), (260, 208468), (304, 178295), (338, 160360), (380, 142636), (422, 128440), (494, 109720), (520, 104234), (676, 80180), (760, 71318), (844, 64220), (845, 64144), (988, 54860), (1040, 52117), (1055, 51376), (1235, 43888), (1352, 40090), (1520, 35659), (1688, 32110), (1690, 32072), (1976, 27430), (2110, 25688), (2470, 21944), (2704, 20045), (2743, 19760), (3211, 16880), (3376, 16055), (3380, 16036), (3952, 13715), (4009, 13520), (4220, 12844), (4940, 10972), (5486, 9880), (6422, 8440), (6760, 8018)]